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Diffstat (limited to '')
| -rw-r--r-- | admin/survey/excel/PHPExcel/Calculation.php | 3811 |
1 files changed, 3811 insertions, 0 deletions
diff --git a/admin/survey/excel/PHPExcel/Calculation.php b/admin/survey/excel/PHPExcel/Calculation.php new file mode 100644 index 0000000..a1fe291 --- /dev/null +++ b/admin/survey/excel/PHPExcel/Calculation.php @@ -0,0 +1,3811 @@ +<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2012 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ * @category PHPExcel
+ * @package PHPExcel_Calculation
+ * @copyright Copyright (c) 2006 - 2012 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
+ * @version 1.7.8, 2012-10-12
+ */
+
+
+/** PHPExcel root directory */
+if (!defined('PHPEXCEL_ROOT')) {
+ /**
+ * @ignore
+ */
+ define('PHPEXCEL_ROOT', dirname(__FILE__) . '/../');
+ require(PHPEXCEL_ROOT . 'PHPExcel/Autoloader.php');
+}
+
+
+if (!defined('CALCULATION_REGEXP_CELLREF')) {
+ // Test for support of \P (multibyte options) in PCRE
+ if(defined('PREG_BAD_UTF8_ERROR')) {
+ // Cell reference (cell or range of cells, with or without a sheet reference)
+ define('CALCULATION_REGEXP_CELLREF','((([^\s,!&%^\/\*\+<>=-]*)|(\'[^\']*\')|(\"[^\"]*\"))!)?\$?([a-z]{1,3})\$?(\d{1,7})');
+ // Named Range of cells
+ define('CALCULATION_REGEXP_NAMEDRANGE','((([^\s,!&%^\/\*\+<>=-]*)|(\'[^\']*\')|(\"[^\"]*\"))!)?([_A-Z][_A-Z0-9\.]*)');
+ } else {
+ // Cell reference (cell or range of cells, with or without a sheet reference)
+ define('CALCULATION_REGEXP_CELLREF','(((\w*)|(\'[^\']*\')|(\"[^\"]*\"))!)?\$?([a-z]{1,3})\$?(\d+)');
+ // Named Range of cells
+ define('CALCULATION_REGEXP_NAMEDRANGE','(((\w*)|(\'.*\')|(\".*\"))!)?([_A-Z][_A-Z0-9\.]*)');
+ }
+}
+
+
+/**
+ * PHPExcel_Calculation (Singleton)
+ *
+ * @category PHPExcel
+ * @package PHPExcel_Calculation
+ * @copyright Copyright (c) 2006 - 2012 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Calculation {
+
+ /** Constants */
+ /** Regular Expressions */
+ // Numeric operand
+ const CALCULATION_REGEXP_NUMBER = '[-+]?\d*\.?\d+(e[-+]?\d+)?';
+ // String operand
+ const CALCULATION_REGEXP_STRING = '"(?:[^"]|"")*"';
+ // Opening bracket
+ const CALCULATION_REGEXP_OPENBRACE = '\(';
+ // Function (allow for the old @ symbol that could be used to prefix a function, but we'll ignore it)
+ const CALCULATION_REGEXP_FUNCTION = '@?([A-Z][A-Z0-9\.]*)[\s]*\(';
+ // Cell reference (cell or range of cells, with or without a sheet reference)
+ const CALCULATION_REGEXP_CELLREF = CALCULATION_REGEXP_CELLREF;
+ // Named Range of cells
+ const CALCULATION_REGEXP_NAMEDRANGE = CALCULATION_REGEXP_NAMEDRANGE;
+ // Error
+ const CALCULATION_REGEXP_ERROR = '\#[A-Z][A-Z0_\/]*[!\?]?';
+
+
+ /** constants */
+ const RETURN_ARRAY_AS_ERROR = 'error';
+ const RETURN_ARRAY_AS_VALUE = 'value';
+ const RETURN_ARRAY_AS_ARRAY = 'array';
+
+ private static $returnArrayAsType = self::RETURN_ARRAY_AS_VALUE;
+
+
+ /**
+ * Instance of this class
+ *
+ * @access private
+ * @var PHPExcel_Calculation
+ */
+ private static $_instance;
+
+
+ /**
+ * Calculation cache
+ *
+ * @access private
+ * @var array
+ */
+ private static $_calculationCache = array ();
+
+
+ /**
+ * Calculation cache enabled
+ *
+ * @access private
+ * @var boolean
+ */
+ private static $_calculationCacheEnabled = true;
+
+
+ /**
+ * Calculation cache expiration time
+ *
+ * @access private
+ * @var float
+ */
+ private static $_calculationCacheExpirationTime = 15;
+
+
+ /**
+ * List of operators that can be used within formulae
+ * The true/false value indicates whether it is a binary operator or a unary operator
+ *
+ * @access private
+ * @var array
+ */
+ private static $_operators = array('+' => true, '-' => true, '*' => true, '/' => true,
+ '^' => true, '&' => true, '%' => false, '~' => false,
+ '>' => true, '<' => true, '=' => true, '>=' => true,
+ '<=' => true, '<>' => true, '|' => true, ':' => true
+ );
+
+
+ /**
+ * List of binary operators (those that expect two operands)
+ *
+ * @access private
+ * @var array
+ */
+ private static $_binaryOperators = array('+' => true, '-' => true, '*' => true, '/' => true,
+ '^' => true, '&' => true, '>' => true, '<' => true,
+ '=' => true, '>=' => true, '<=' => true, '<>' => true,
+ '|' => true, ':' => true
+ );
+
+ /**
+ * Flag to determine how formula errors should be handled
+ * If true, then a user error will be triggered
+ * If false, then an exception will be thrown
+ *
+ * @access public
+ * @var boolean
+ *
+ */
+ public $suppressFormulaErrors = false;
+
+ /**
+ * Error message for any error that was raised/thrown by the calculation engine
+ *
+ * @access public
+ * @var string
+ *
+ */
+ public $formulaError = null;
+
+ /**
+ * Flag to determine whether a debug log should be generated by the calculation engine
+ * If true, then a debug log will be generated
+ * If false, then a debug log will not be generated
+ *
+ * @access public
+ * @var boolean
+ *
+ */
+ public $writeDebugLog = false;
+
+ /**
+ * Flag to determine whether a debug log should be echoed by the calculation engine
+ * If true, then a debug log will be echoed
+ * If false, then a debug log will not be echoed
+ * A debug log can only be echoed if it is generated
+ *
+ * @access public
+ * @var boolean
+ *
+ */
+ public $echoDebugLog = false;
+
+
+ /**
+ * An array of the nested cell references accessed by the calculation engine, used for the debug log
+ *
+ * @access private
+ * @var array of string
+ *
+ */
+ private $debugLogStack = array();
+
+ /**
+ * The debug log generated by the calculation engine
+ *
+ * @access public
+ * @var array of string
+ *
+ */
+ public $debugLog = array();
+ private $_cyclicFormulaCount = 0;
+ private $_cyclicFormulaCell = '';
+ public $cyclicFormulaCount = 0;
+
+
+ private $_savedPrecision = 12;
+
+
+ private static $_localeLanguage = 'en_us'; // US English (default locale)
+ private static $_validLocaleLanguages = array( 'en' // English (default language)
+ );
+ private static $_localeArgumentSeparator = ',';
+ private static $_localeFunctions = array();
+ public static $_localeBoolean = array( 'TRUE' => 'TRUE',
+ 'FALSE' => 'FALSE',
+ 'NULL' => 'NULL'
+ );
+
+
+ // Constant conversion from text name/value to actual (datatyped) value
+ private static $_ExcelConstants = array('TRUE' => true,
+ 'FALSE' => false,
+ 'NULL' => null
+ );
+
+ // PHPExcel functions
+ private static $_PHPExcelFunctions = array( // PHPExcel functions
+ 'ABS' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'abs',
+ 'argumentCount' => '1'
+ ),
+ 'ACCRINT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::ACCRINT',
+ 'argumentCount' => '4-7'
+ ),
+ 'ACCRINTM' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::ACCRINTM',
+ 'argumentCount' => '3-5'
+ ),
+ 'ACOS' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'acos',
+ 'argumentCount' => '1'
+ ),
+ 'ACOSH' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'acosh',
+ 'argumentCount' => '1'
+ ),
+ 'ADDRESS' => array('category' => PHPExcel_Calculation_Function::CATEGORY_LOOKUP_AND_REFERENCE,
+ 'functionCall' => 'PHPExcel_Calculation_LookupRef::CELL_ADDRESS',
+ 'argumentCount' => '2-5'
+ ),
+ 'AMORDEGRC' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::AMORDEGRC',
+ 'argumentCount' => '6,7'
+ ),
+ 'AMORLINC' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::AMORLINC',
+ 'argumentCount' => '6,7'
+ ),
+ 'AND' => array('category' => PHPExcel_Calculation_Function::CATEGORY_LOGICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Logical::LOGICAL_AND',
+ 'argumentCount' => '1+'
+ ),
+ 'AREAS' => array('category' => PHPExcel_Calculation_Function::CATEGORY_LOOKUP_AND_REFERENCE,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '1'
+ ),
+ 'ASC' => array('category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '1'
+ ),
+ 'ASIN' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'asin',
+ 'argumentCount' => '1'
+ ),
+ 'ASINH' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'asinh',
+ 'argumentCount' => '1'
+ ),
+ 'ATAN' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'atan',
+ 'argumentCount' => '1'
+ ),
+ 'ATAN2' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::ATAN2',
+ 'argumentCount' => '2'
+ ),
+ 'ATANH' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'atanh',
+ 'argumentCount' => '1'
+ ),
+ 'AVEDEV' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::AVEDEV',
+ 'argumentCount' => '1+'
+ ),
+ 'AVERAGE' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::AVERAGE',
+ 'argumentCount' => '1+'
+ ),
+ 'AVERAGEA' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::AVERAGEA',
+ 'argumentCount' => '1+'
+ ),
+ 'AVERAGEIF' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::AVERAGEIF',
+ 'argumentCount' => '2,3'
+ ),
+ 'AVERAGEIFS' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '3+'
+ ),
+ 'BAHTTEXT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '1'
+ ),
+ 'BESSELI' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::BESSELI',
+ 'argumentCount' => '2'
+ ),
+ 'BESSELJ' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::BESSELJ',
+ 'argumentCount' => '2'
+ ),
+ 'BESSELK' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::BESSELK',
+ 'argumentCount' => '2'
+ ),
+ 'BESSELY' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::BESSELY',
+ 'argumentCount' => '2'
+ ),
+ 'BETADIST' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::BETADIST',
+ 'argumentCount' => '3-5'
+ ),
+ 'BETAINV' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::BETAINV',
+ 'argumentCount' => '3-5'
+ ),
+ 'BIN2DEC' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::BINTODEC',
+ 'argumentCount' => '1'
+ ),
+ 'BIN2HEX' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::BINTOHEX',
+ 'argumentCount' => '1,2'
+ ),
+ 'BIN2OCT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::BINTOOCT',
+ 'argumentCount' => '1,2'
+ ),
+ 'BINOMDIST' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::BINOMDIST',
+ 'argumentCount' => '4'
+ ),
+ 'CEILING' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::CEILING',
+ 'argumentCount' => '2'
+ ),
+ 'CELL' => array('category' => PHPExcel_Calculation_Function::CATEGORY_INFORMATION,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '1,2'
+ ),
+ 'CHAR' => array('category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
+ 'functionCall' => 'PHPExcel_Calculation_TextData::CHARACTER',
+ 'argumentCount' => '1'
+ ),
+ 'CHIDIST' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::CHIDIST',
+ 'argumentCount' => '2'
+ ),
+ 'CHIINV' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::CHIINV',
+ 'argumentCount' => '2'
+ ),
+ 'CHITEST' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '2'
+ ),
+ 'CHOOSE' => array('category' => PHPExcel_Calculation_Function::CATEGORY_LOOKUP_AND_REFERENCE,
+ 'functionCall' => 'PHPExcel_Calculation_LookupRef::CHOOSE',
+ 'argumentCount' => '2+'
+ ),
+ 'CLEAN' => array('category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
+ 'functionCall' => 'PHPExcel_Calculation_TextData::TRIMNONPRINTABLE',
+ 'argumentCount' => '1'
+ ),
+ 'CODE' => array('category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
+ 'functionCall' => 'PHPExcel_Calculation_TextData::ASCIICODE',
+ 'argumentCount' => '1'
+ ),
+ 'COLUMN' => array('category' => PHPExcel_Calculation_Function::CATEGORY_LOOKUP_AND_REFERENCE,
+ 'functionCall' => 'PHPExcel_Calculation_LookupRef::COLUMN',
+ 'argumentCount' => '-1',
+ 'passByReference' => array(true)
+ ),
+ 'COLUMNS' => array('category' => PHPExcel_Calculation_Function::CATEGORY_LOOKUP_AND_REFERENCE,
+ 'functionCall' => 'PHPExcel_Calculation_LookupRef::COLUMNS',
+ 'argumentCount' => '1'
+ ),
+ 'COMBIN' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::COMBIN',
+ 'argumentCount' => '2'
+ ),
+ 'COMPLEX' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::COMPLEX',
+ 'argumentCount' => '2,3'
+ ),
+ 'CONCATENATE' => array('category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
+ 'functionCall' => 'PHPExcel_Calculation_TextData::CONCATENATE',
+ 'argumentCount' => '1+'
+ ),
+ 'CONFIDENCE' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::CONFIDENCE',
+ 'argumentCount' => '3'
+ ),
+ 'CONVERT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::CONVERTUOM',
+ 'argumentCount' => '3'
+ ),
+ 'CORREL' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::CORREL',
+ 'argumentCount' => '2'
+ ),
+ 'COS' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'cos',
+ 'argumentCount' => '1'
+ ),
+ 'COSH' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'cosh',
+ 'argumentCount' => '1'
+ ),
+ 'COUNT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::COUNT',
+ 'argumentCount' => '1+'
+ ),
+ 'COUNTA' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::COUNTA',
+ 'argumentCount' => '1+'
+ ),
+ 'COUNTBLANK' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::COUNTBLANK',
+ 'argumentCount' => '1'
+ ),
+ 'COUNTIF' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::COUNTIF',
+ 'argumentCount' => '2'
+ ),
+ 'COUNTIFS' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '2'
+ ),
+ 'COUPDAYBS' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::COUPDAYBS',
+ 'argumentCount' => '3,4'
+ ),
+ 'COUPDAYS' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::COUPDAYS',
+ 'argumentCount' => '3,4'
+ ),
+ 'COUPDAYSNC' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::COUPDAYSNC',
+ 'argumentCount' => '3,4'
+ ),
+ 'COUPNCD' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::COUPNCD',
+ 'argumentCount' => '3,4'
+ ),
+ 'COUPNUM' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::COUPNUM',
+ 'argumentCount' => '3,4'
+ ),
+ 'COUPPCD' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::COUPPCD',
+ 'argumentCount' => '3,4'
+ ),
+ 'COVAR' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::COVAR',
+ 'argumentCount' => '2'
+ ),
+ 'CRITBINOM' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::CRITBINOM',
+ 'argumentCount' => '3'
+ ),
+ 'CUBEKPIMEMBER' => array('category' => PHPExcel_Calculation_Function::CATEGORY_CUBE,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '?'
+ ),
+ 'CUBEMEMBER' => array('category' => PHPExcel_Calculation_Function::CATEGORY_CUBE,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '?'
+ ),
+ 'CUBEMEMBERPROPERTY' => array('category' => PHPExcel_Calculation_Function::CATEGORY_CUBE,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '?'
+ ),
+ 'CUBERANKEDMEMBER' => array('category' => PHPExcel_Calculation_Function::CATEGORY_CUBE,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '?'
+ ),
+ 'CUBESET' => array('category' => PHPExcel_Calculation_Function::CATEGORY_CUBE,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '?'
+ ),
+ 'CUBESETCOUNT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_CUBE,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '?'
+ ),
+ 'CUBEVALUE' => array('category' => PHPExcel_Calculation_Function::CATEGORY_CUBE,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '?'
+ ),
+ 'CUMIPMT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::CUMIPMT',
+ 'argumentCount' => '6'
+ ),
+ 'CUMPRINC' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::CUMPRINC',
+ 'argumentCount' => '6'
+ ),
+ 'DATE' => array('category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
+ 'functionCall' => 'PHPExcel_Calculation_DateTime::DATE',
+ 'argumentCount' => '3'
+ ),
+ 'DATEDIF' => array('category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
+ 'functionCall' => 'PHPExcel_Calculation_DateTime::DATEDIF',
+ 'argumentCount' => '2,3'
+ ),
+ 'DATEVALUE' => array('category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
+ 'functionCall' => 'PHPExcel_Calculation_DateTime::DATEVALUE',
+ 'argumentCount' => '1'
+ ),
+ 'DAVERAGE' => array('category' => PHPExcel_Calculation_Function::CATEGORY_DATABASE,
+ 'functionCall' => 'PHPExcel_Calculation_Database::DAVERAGE',
+ 'argumentCount' => '3'
+ ),
+ 'DAY' => array('category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
+ 'functionCall' => 'PHPExcel_Calculation_DateTime::DAYOFMONTH',
+ 'argumentCount' => '1'
+ ),
+ 'DAYS360' => array('category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
+ 'functionCall' => 'PHPExcel_Calculation_DateTime::DAYS360',
+ 'argumentCount' => '2,3'
+ ),
+ 'DB' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::DB',
+ 'argumentCount' => '4,5'
+ ),
+ 'DCOUNT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_DATABASE,
+ 'functionCall' => 'PHPExcel_Calculation_Database::DCOUNT',
+ 'argumentCount' => '3'
+ ),
+ 'DCOUNTA' => array('category' => PHPExcel_Calculation_Function::CATEGORY_DATABASE,
+ 'functionCall' => 'PHPExcel_Calculation_Database::DCOUNTA',
+ 'argumentCount' => '3'
+ ),
+ 'DDB' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::DDB',
+ 'argumentCount' => '4,5'
+ ),
+ 'DEC2BIN' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::DECTOBIN',
+ 'argumentCount' => '1,2'
+ ),
+ 'DEC2HEX' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::DECTOHEX',
+ 'argumentCount' => '1,2'
+ ),
+ 'DEC2OCT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::DECTOOCT',
+ 'argumentCount' => '1,2'
+ ),
+ 'DEGREES' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'rad2deg',
+ 'argumentCount' => '1'
+ ),
+ 'DELTA' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::DELTA',
+ 'argumentCount' => '1,2'
+ ),
+ 'DEVSQ' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::DEVSQ',
+ 'argumentCount' => '1+'
+ ),
+ 'DGET' => array('category' => PHPExcel_Calculation_Function::CATEGORY_DATABASE,
+ 'functionCall' => 'PHPExcel_Calculation_Database::DGET',
+ 'argumentCount' => '3'
+ ),
+ 'DISC' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::DISC',
+ 'argumentCount' => '4,5'
+ ),
+ 'DMAX' => array('category' => PHPExcel_Calculation_Function::CATEGORY_DATABASE,
+ 'functionCall' => 'PHPExcel_Calculation_Database::DMAX',
+ 'argumentCount' => '3'
+ ),
+ 'DMIN' => array('category' => PHPExcel_Calculation_Function::CATEGORY_DATABASE,
+ 'functionCall' => 'PHPExcel_Calculation_Database::DMIN',
+ 'argumentCount' => '3'
+ ),
+ 'DOLLAR' => array('category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
+ 'functionCall' => 'PHPExcel_Calculation_TextData::DOLLAR',
+ 'argumentCount' => '1,2'
+ ),
+ 'DOLLARDE' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::DOLLARDE',
+ 'argumentCount' => '2'
+ ),
+ 'DOLLARFR' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::DOLLARFR',
+ 'argumentCount' => '2'
+ ),
+ 'DPRODUCT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_DATABASE,
+ 'functionCall' => 'PHPExcel_Calculation_Database::DPRODUCT',
+ 'argumentCount' => '3'
+ ),
+ 'DSTDEV' => array('category' => PHPExcel_Calculation_Function::CATEGORY_DATABASE,
+ 'functionCall' => 'PHPExcel_Calculation_Database::DSTDEV',
+ 'argumentCount' => '3'
+ ),
+ 'DSTDEVP' => array('category' => PHPExcel_Calculation_Function::CATEGORY_DATABASE,
+ 'functionCall' => 'PHPExcel_Calculation_Database::DSTDEVP',
+ 'argumentCount' => '3'
+ ),
+ 'DSUM' => array('category' => PHPExcel_Calculation_Function::CATEGORY_DATABASE,
+ 'functionCall' => 'PHPExcel_Calculation_Database::DSUM',
+ 'argumentCount' => '3'
+ ),
+ 'DURATION' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '5,6'
+ ),
+ 'DVAR' => array('category' => PHPExcel_Calculation_Function::CATEGORY_DATABASE,
+ 'functionCall' => 'PHPExcel_Calculation_Database::DVAR',
+ 'argumentCount' => '3'
+ ),
+ 'DVARP' => array('category' => PHPExcel_Calculation_Function::CATEGORY_DATABASE,
+ 'functionCall' => 'PHPExcel_Calculation_Database::DVARP',
+ 'argumentCount' => '3'
+ ),
+ 'EDATE' => array('category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
+ 'functionCall' => 'PHPExcel_Calculation_DateTime::EDATE',
+ 'argumentCount' => '2'
+ ),
+ 'EFFECT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::EFFECT',
+ 'argumentCount' => '2'
+ ),
+ 'EOMONTH' => array('category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
+ 'functionCall' => 'PHPExcel_Calculation_DateTime::EOMONTH',
+ 'argumentCount' => '2'
+ ),
+ 'ERF' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::ERF',
+ 'argumentCount' => '1,2'
+ ),
+ 'ERFC' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::ERFC',
+ 'argumentCount' => '1'
+ ),
+ 'ERROR.TYPE' => array('category' => PHPExcel_Calculation_Function::CATEGORY_INFORMATION,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::ERROR_TYPE',
+ 'argumentCount' => '1'
+ ),
+ 'EVEN' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::EVEN',
+ 'argumentCount' => '1'
+ ),
+ 'EXACT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '2'
+ ),
+ 'EXP' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'exp',
+ 'argumentCount' => '1'
+ ),
+ 'EXPONDIST' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::EXPONDIST',
+ 'argumentCount' => '3'
+ ),
+ 'FACT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::FACT',
+ 'argumentCount' => '1'
+ ),
+ 'FACTDOUBLE' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::FACTDOUBLE',
+ 'argumentCount' => '1'
+ ),
+ 'FALSE' => array('category' => PHPExcel_Calculation_Function::CATEGORY_LOGICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Logical::FALSE',
+ 'argumentCount' => '0'
+ ),
+ 'FDIST' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '3'
+ ),
+ 'FIND' => array('category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
+ 'functionCall' => 'PHPExcel_Calculation_TextData::SEARCHSENSITIVE',
+ 'argumentCount' => '2,3'
+ ),
+ 'FINDB' => array('category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
+ 'functionCall' => 'PHPExcel_Calculation_TextData::SEARCHSENSITIVE',
+ 'argumentCount' => '2,3'
+ ),
+ 'FINV' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '3'
+ ),
+ 'FISHER' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::FISHER',
+ 'argumentCount' => '1'
+ ),
+ 'FISHERINV' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::FISHERINV',
+ 'argumentCount' => '1'
+ ),
+ 'FIXED' => array('category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
+ 'functionCall' => 'PHPExcel_Calculation_TextData::FIXEDFORMAT',
+ 'argumentCount' => '1-3'
+ ),
+ 'FLOOR' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::FLOOR',
+ 'argumentCount' => '2'
+ ),
+ 'FORECAST' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::FORECAST',
+ 'argumentCount' => '3'
+ ),
+ 'FREQUENCY' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '2'
+ ),
+ 'FTEST' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '2'
+ ),
+ 'FV' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::FV',
+ 'argumentCount' => '3-5'
+ ),
+ 'FVSCHEDULE' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::FVSCHEDULE',
+ 'argumentCount' => '2'
+ ),
+ 'GAMMADIST' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::GAMMADIST',
+ 'argumentCount' => '4'
+ ),
+ 'GAMMAINV' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::GAMMAINV',
+ 'argumentCount' => '3'
+ ),
+ 'GAMMALN' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::GAMMALN',
+ 'argumentCount' => '1'
+ ),
+ 'GCD' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::GCD',
+ 'argumentCount' => '1+'
+ ),
+ 'GEOMEAN' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::GEOMEAN',
+ 'argumentCount' => '1+'
+ ),
+ 'GESTEP' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::GESTEP',
+ 'argumentCount' => '1,2'
+ ),
+ 'GETPIVOTDATA' => array('category' => PHPExcel_Calculation_Function::CATEGORY_LOOKUP_AND_REFERENCE,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '2+'
+ ),
+ 'GROWTH' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::GROWTH',
+ 'argumentCount' => '1-4'
+ ),
+ 'HARMEAN' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::HARMEAN',
+ 'argumentCount' => '1+'
+ ),
+ 'HEX2BIN' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::HEXTOBIN',
+ 'argumentCount' => '1,2'
+ ),
+ 'HEX2DEC' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::HEXTODEC',
+ 'argumentCount' => '1'
+ ),
+ 'HEX2OCT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::HEXTOOCT',
+ 'argumentCount' => '1,2'
+ ),
+ 'HLOOKUP' => array('category' => PHPExcel_Calculation_Function::CATEGORY_LOOKUP_AND_REFERENCE,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '3,4'
+ ),
+ 'HOUR' => array('category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
+ 'functionCall' => 'PHPExcel_Calculation_DateTime::HOUROFDAY',
+ 'argumentCount' => '1'
+ ),
+ 'HYPERLINK' => array('category' => PHPExcel_Calculation_Function::CATEGORY_LOOKUP_AND_REFERENCE,
+ 'functionCall' => 'PHPExcel_Calculation_LookupRef::HYPERLINK',
+ 'argumentCount' => '1,2',
+ 'passCellReference'=> true
+ ),
+ 'HYPGEOMDIST' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::HYPGEOMDIST',
+ 'argumentCount' => '4'
+ ),
+ 'IF' => array('category' => PHPExcel_Calculation_Function::CATEGORY_LOGICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Logical::STATEMENT_IF',
+ 'argumentCount' => '1-3'
+ ),
+ 'IFERROR' => array('category' => PHPExcel_Calculation_Function::CATEGORY_LOGICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Logical::IFERROR',
+ 'argumentCount' => '2'
+ ),
+ 'IMABS' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::IMABS',
+ 'argumentCount' => '1'
+ ),
+ 'IMAGINARY' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::IMAGINARY',
+ 'argumentCount' => '1'
+ ),
+ 'IMARGUMENT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::IMARGUMENT',
+ 'argumentCount' => '1'
+ ),
+ 'IMCONJUGATE' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::IMCONJUGATE',
+ 'argumentCount' => '1'
+ ),
+ 'IMCOS' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::IMCOS',
+ 'argumentCount' => '1'
+ ),
+ 'IMDIV' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::IMDIV',
+ 'argumentCount' => '2'
+ ),
+ 'IMEXP' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::IMEXP',
+ 'argumentCount' => '1'
+ ),
+ 'IMLN' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::IMLN',
+ 'argumentCount' => '1'
+ ),
+ 'IMLOG10' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::IMLOG10',
+ 'argumentCount' => '1'
+ ),
+ 'IMLOG2' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::IMLOG2',
+ 'argumentCount' => '1'
+ ),
+ 'IMPOWER' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::IMPOWER',
+ 'argumentCount' => '2'
+ ),
+ 'IMPRODUCT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::IMPRODUCT',
+ 'argumentCount' => '1+'
+ ),
+ 'IMREAL' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::IMREAL',
+ 'argumentCount' => '1'
+ ),
+ 'IMSIN' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::IMSIN',
+ 'argumentCount' => '1'
+ ),
+ 'IMSQRT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::IMSQRT',
+ 'argumentCount' => '1'
+ ),
+ 'IMSUB' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::IMSUB',
+ 'argumentCount' => '2'
+ ),
+ 'IMSUM' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::IMSUM',
+ 'argumentCount' => '1+'
+ ),
+ 'INDEX' => array('category' => PHPExcel_Calculation_Function::CATEGORY_LOOKUP_AND_REFERENCE,
+ 'functionCall' => 'PHPExcel_Calculation_LookupRef::INDEX',
+ 'argumentCount' => '1-4'
+ ),
+ 'INDIRECT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_LOOKUP_AND_REFERENCE,
+ 'functionCall' => 'PHPExcel_Calculation_LookupRef::INDIRECT',
+ 'argumentCount' => '1,2',
+ 'passCellReference'=> true
+ ),
+ 'INFO' => array('category' => PHPExcel_Calculation_Function::CATEGORY_INFORMATION,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '1'
+ ),
+ 'INT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::INT',
+ 'argumentCount' => '1'
+ ),
+ 'INTERCEPT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::INTERCEPT',
+ 'argumentCount' => '2'
+ ),
+ 'INTRATE' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::INTRATE',
+ 'argumentCount' => '4,5'
+ ),
+ 'IPMT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::IPMT',
+ 'argumentCount' => '4-6'
+ ),
+ 'IRR' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::IRR',
+ 'argumentCount' => '1,2'
+ ),
+ 'ISBLANK' => array('category' => PHPExcel_Calculation_Function::CATEGORY_INFORMATION,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::IS_BLANK',
+ 'argumentCount' => '1'
+ ),
+ 'ISERR' => array('category' => PHPExcel_Calculation_Function::CATEGORY_INFORMATION,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::IS_ERR',
+ 'argumentCount' => '1'
+ ),
+ 'ISERROR' => array('category' => PHPExcel_Calculation_Function::CATEGORY_INFORMATION,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::IS_ERROR',
+ 'argumentCount' => '1'
+ ),
+ 'ISEVEN' => array('category' => PHPExcel_Calculation_Function::CATEGORY_INFORMATION,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::IS_EVEN',
+ 'argumentCount' => '1'
+ ),
+ 'ISLOGICAL' => array('category' => PHPExcel_Calculation_Function::CATEGORY_INFORMATION,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::IS_LOGICAL',
+ 'argumentCount' => '1'
+ ),
+ 'ISNA' => array('category' => PHPExcel_Calculation_Function::CATEGORY_INFORMATION,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::IS_NA',
+ 'argumentCount' => '1'
+ ),
+ 'ISNONTEXT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_INFORMATION,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::IS_NONTEXT',
+ 'argumentCount' => '1'
+ ),
+ 'ISNUMBER' => array('category' => PHPExcel_Calculation_Function::CATEGORY_INFORMATION,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::IS_NUMBER',
+ 'argumentCount' => '1'
+ ),
+ 'ISODD' => array('category' => PHPExcel_Calculation_Function::CATEGORY_INFORMATION,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::IS_ODD',
+ 'argumentCount' => '1'
+ ),
+ 'ISPMT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::ISPMT',
+ 'argumentCount' => '4'
+ ),
+ 'ISREF' => array('category' => PHPExcel_Calculation_Function::CATEGORY_INFORMATION,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '1'
+ ),
+ 'ISTEXT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_INFORMATION,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::IS_TEXT',
+ 'argumentCount' => '1'
+ ),
+ 'JIS' => array('category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '1'
+ ),
+ 'KURT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::KURT',
+ 'argumentCount' => '1+'
+ ),
+ 'LARGE' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::LARGE',
+ 'argumentCount' => '2'
+ ),
+ 'LCM' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::LCM',
+ 'argumentCount' => '1+'
+ ),
+ 'LEFT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
+ 'functionCall' => 'PHPExcel_Calculation_TextData::LEFT',
+ 'argumentCount' => '1,2'
+ ),
+ 'LEFTB' => array('category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
+ 'functionCall' => 'PHPExcel_Calculation_TextData::LEFT',
+ 'argumentCount' => '1,2'
+ ),
+ 'LEN' => array('category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
+ 'functionCall' => 'PHPExcel_Calculation_TextData::STRINGLENGTH',
+ 'argumentCount' => '1'
+ ),
+ 'LENB' => array('category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
+ 'functionCall' => 'PHPExcel_Calculation_TextData::STRINGLENGTH',
+ 'argumentCount' => '1'
+ ),
+ 'LINEST' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::LINEST',
+ 'argumentCount' => '1-4'
+ ),
+ 'LN' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'log',
+ 'argumentCount' => '1'
+ ),
+ 'LOG' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::LOG_BASE',
+ 'argumentCount' => '1,2'
+ ),
+ 'LOG10' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'log10',
+ 'argumentCount' => '1'
+ ),
+ 'LOGEST' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::LOGEST',
+ 'argumentCount' => '1-4'
+ ),
+ 'LOGINV' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::LOGINV',
+ 'argumentCount' => '3'
+ ),
+ 'LOGNORMDIST' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::LOGNORMDIST',
+ 'argumentCount' => '3'
+ ),
+ 'LOOKUP' => array('category' => PHPExcel_Calculation_Function::CATEGORY_LOOKUP_AND_REFERENCE,
+ 'functionCall' => 'PHPExcel_Calculation_LookupRef::LOOKUP',
+ 'argumentCount' => '2,3'
+ ),
+ 'LOWER' => array('category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
+ 'functionCall' => 'PHPExcel_Calculation_TextData::LOWERCASE',
+ 'argumentCount' => '1'
+ ),
+ 'MATCH' => array('category' => PHPExcel_Calculation_Function::CATEGORY_LOOKUP_AND_REFERENCE,
+ 'functionCall' => 'PHPExcel_Calculation_LookupRef::MATCH',
+ 'argumentCount' => '2,3'
+ ),
+ 'MAX' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::MAX',
+ 'argumentCount' => '1+'
+ ),
+ 'MAXA' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::MAXA',
+ 'argumentCount' => '1+'
+ ),
+ 'MAXIF' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::MAXIF',
+ 'argumentCount' => '2+'
+ ),
+ 'MDETERM' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::MDETERM',
+ 'argumentCount' => '1'
+ ),
+ 'MDURATION' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '5,6'
+ ),
+ 'MEDIAN' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::MEDIAN',
+ 'argumentCount' => '1+'
+ ),
+ 'MEDIANIF' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '2+'
+ ),
+ 'MID' => array('category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
+ 'functionCall' => 'PHPExcel_Calculation_TextData::MID',
+ 'argumentCount' => '3'
+ ),
+ 'MIDB' => array('category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
+ 'functionCall' => 'PHPExcel_Calculation_TextData::MID',
+ 'argumentCount' => '3'
+ ),
+ 'MIN' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::MIN',
+ 'argumentCount' => '1+'
+ ),
+ 'MINA' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::MINA',
+ 'argumentCount' => '1+'
+ ),
+ 'MINIF' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::MINIF',
+ 'argumentCount' => '2+'
+ ),
+ 'MINUTE' => array('category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
+ 'functionCall' => 'PHPExcel_Calculation_DateTime::MINUTEOFHOUR',
+ 'argumentCount' => '1'
+ ),
+ 'MINVERSE' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::MINVERSE',
+ 'argumentCount' => '1'
+ ),
+ 'MIRR' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::MIRR',
+ 'argumentCount' => '3'
+ ),
+ 'MMULT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::MMULT',
+ 'argumentCount' => '2'
+ ),
+ 'MOD' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::MOD',
+ 'argumentCount' => '2'
+ ),
+ 'MODE' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::MODE',
+ 'argumentCount' => '1+'
+ ),
+ 'MONTH' => array('category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
+ 'functionCall' => 'PHPExcel_Calculation_DateTime::MONTHOFYEAR',
+ 'argumentCount' => '1'
+ ),
+ 'MROUND' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::MROUND',
+ 'argumentCount' => '2'
+ ),
+ 'MULTINOMIAL' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::MULTINOMIAL',
+ 'argumentCount' => '1+'
+ ),
+ 'N' => array('category' => PHPExcel_Calculation_Function::CATEGORY_INFORMATION,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::N',
+ 'argumentCount' => '1'
+ ),
+ 'NA' => array('category' => PHPExcel_Calculation_Function::CATEGORY_INFORMATION,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::NA',
+ 'argumentCount' => '0'
+ ),
+ 'NEGBINOMDIST' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::NEGBINOMDIST',
+ 'argumentCount' => '3'
+ ),
+ 'NETWORKDAYS' => array('category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
+ 'functionCall' => 'PHPExcel_Calculation_DateTime::NETWORKDAYS',
+ 'argumentCount' => '2+'
+ ),
+ 'NOMINAL' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::NOMINAL',
+ 'argumentCount' => '2'
+ ),
+ 'NORMDIST' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::NORMDIST',
+ 'argumentCount' => '4'
+ ),
+ 'NORMINV' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::NORMINV',
+ 'argumentCount' => '3'
+ ),
+ 'NORMSDIST' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::NORMSDIST',
+ 'argumentCount' => '1'
+ ),
+ 'NORMSINV' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::NORMSINV',
+ 'argumentCount' => '1'
+ ),
+ 'NOT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_LOGICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Logical::NOT',
+ 'argumentCount' => '1'
+ ),
+ 'NOW' => array('category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
+ 'functionCall' => 'PHPExcel_Calculation_DateTime::DATETIMENOW',
+ 'argumentCount' => '0'
+ ),
+ 'NPER' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::NPER',
+ 'argumentCount' => '3-5'
+ ),
+ 'NPV' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::NPV',
+ 'argumentCount' => '2+'
+ ),
+ 'OCT2BIN' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::OCTTOBIN',
+ 'argumentCount' => '1,2'
+ ),
+ 'OCT2DEC' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::OCTTODEC',
+ 'argumentCount' => '1'
+ ),
+ 'OCT2HEX' => array('category' => PHPExcel_Calculation_Function::CATEGORY_ENGINEERING,
+ 'functionCall' => 'PHPExcel_Calculation_Engineering::OCTTOHEX',
+ 'argumentCount' => '1,2'
+ ),
+ 'ODD' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::ODD',
+ 'argumentCount' => '1'
+ ),
+ 'ODDFPRICE' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '8,9'
+ ),
+ 'ODDFYIELD' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '8,9'
+ ),
+ 'ODDLPRICE' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '7,8'
+ ),
+ 'ODDLYIELD' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '7,8'
+ ),
+ 'OFFSET' => array('category' => PHPExcel_Calculation_Function::CATEGORY_LOOKUP_AND_REFERENCE,
+ 'functionCall' => 'PHPExcel_Calculation_LookupRef::OFFSET',
+ 'argumentCount' => '3,5',
+ 'passCellReference'=> true,
+ 'passByReference' => array(true)
+ ),
+ 'OR' => array('category' => PHPExcel_Calculation_Function::CATEGORY_LOGICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Logical::LOGICAL_OR',
+ 'argumentCount' => '1+'
+ ),
+ 'PEARSON' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::CORREL',
+ 'argumentCount' => '2'
+ ),
+ 'PERCENTILE' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::PERCENTILE',
+ 'argumentCount' => '2'
+ ),
+ 'PERCENTRANK' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::PERCENTRANK',
+ 'argumentCount' => '2,3'
+ ),
+ 'PERMUT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::PERMUT',
+ 'argumentCount' => '2'
+ ),
+ 'PHONETIC' => array('category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '1'
+ ),
+ 'PI' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'pi',
+ 'argumentCount' => '0'
+ ),
+ 'PMT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::PMT',
+ 'argumentCount' => '3-5'
+ ),
+ 'POISSON' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::POISSON',
+ 'argumentCount' => '3'
+ ),
+ 'POWER' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::POWER',
+ 'argumentCount' => '2'
+ ),
+ 'PPMT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::PPMT',
+ 'argumentCount' => '4-6'
+ ),
+ 'PRICE' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::PRICE',
+ 'argumentCount' => '6,7'
+ ),
+ 'PRICEDISC' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::PRICEDISC',
+ 'argumentCount' => '4,5'
+ ),
+ 'PRICEMAT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::PRICEMAT',
+ 'argumentCount' => '5,6'
+ ),
+ 'PROB' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '3,4'
+ ),
+ 'PRODUCT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::PRODUCT',
+ 'argumentCount' => '1+'
+ ),
+ 'PROPER' => array('category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
+ 'functionCall' => 'PHPExcel_Calculation_TextData::PROPERCASE',
+ 'argumentCount' => '1'
+ ),
+ 'PV' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::PV',
+ 'argumentCount' => '3-5'
+ ),
+ 'QUARTILE' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::QUARTILE',
+ 'argumentCount' => '2'
+ ),
+ 'QUOTIENT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::QUOTIENT',
+ 'argumentCount' => '2'
+ ),
+ 'RADIANS' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'deg2rad',
+ 'argumentCount' => '1'
+ ),
+ 'RAND' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::RAND',
+ 'argumentCount' => '0'
+ ),
+ 'RANDBETWEEN' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::RAND',
+ 'argumentCount' => '2'
+ ),
+ 'RANK' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::RANK',
+ 'argumentCount' => '2,3'
+ ),
+ 'RATE' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::RATE',
+ 'argumentCount' => '3-6'
+ ),
+ 'RECEIVED' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::RECEIVED',
+ 'argumentCount' => '4-5'
+ ),
+ 'REPLACE' => array('category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
+ 'functionCall' => 'PHPExcel_Calculation_TextData::REPLACE',
+ 'argumentCount' => '4'
+ ),
+ 'REPLACEB' => array('category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
+ 'functionCall' => 'PHPExcel_Calculation_TextData::REPLACE',
+ 'argumentCount' => '4'
+ ),
+ 'REPT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
+ 'functionCall' => 'str_repeat',
+ 'argumentCount' => '2'
+ ),
+ 'RIGHT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
+ 'functionCall' => 'PHPExcel_Calculation_TextData::RIGHT',
+ 'argumentCount' => '1,2'
+ ),
+ 'RIGHTB' => array('category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
+ 'functionCall' => 'PHPExcel_Calculation_TextData::RIGHT',
+ 'argumentCount' => '1,2'
+ ),
+ 'ROMAN' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::ROMAN',
+ 'argumentCount' => '1,2'
+ ),
+ 'ROUND' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'round',
+ 'argumentCount' => '2'
+ ),
+ 'ROUNDDOWN' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::ROUNDDOWN',
+ 'argumentCount' => '2'
+ ),
+ 'ROUNDUP' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::ROUNDUP',
+ 'argumentCount' => '2'
+ ),
+ 'ROW' => array('category' => PHPExcel_Calculation_Function::CATEGORY_LOOKUP_AND_REFERENCE,
+ 'functionCall' => 'PHPExcel_Calculation_LookupRef::ROW',
+ 'argumentCount' => '-1',
+ 'passByReference' => array(true)
+ ),
+ 'ROWS' => array('category' => PHPExcel_Calculation_Function::CATEGORY_LOOKUP_AND_REFERENCE,
+ 'functionCall' => 'PHPExcel_Calculation_LookupRef::ROWS',
+ 'argumentCount' => '1'
+ ),
+ 'RSQ' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::RSQ',
+ 'argumentCount' => '2'
+ ),
+ 'RTD' => array('category' => PHPExcel_Calculation_Function::CATEGORY_LOOKUP_AND_REFERENCE,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '1+'
+ ),
+ 'SEARCH' => array('category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
+ 'functionCall' => 'PHPExcel_Calculation_TextData::SEARCHINSENSITIVE',
+ 'argumentCount' => '2,3'
+ ),
+ 'SEARCHB' => array('category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
+ 'functionCall' => 'PHPExcel_Calculation_TextData::SEARCHINSENSITIVE',
+ 'argumentCount' => '2,3'
+ ),
+ 'SECOND' => array('category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
+ 'functionCall' => 'PHPExcel_Calculation_DateTime::SECONDOFMINUTE',
+ 'argumentCount' => '1'
+ ),
+ 'SERIESSUM' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::SERIESSUM',
+ 'argumentCount' => '4'
+ ),
+ 'SIGN' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::SIGN',
+ 'argumentCount' => '1'
+ ),
+ 'SIN' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'sin',
+ 'argumentCount' => '1'
+ ),
+ 'SINH' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'sinh',
+ 'argumentCount' => '1'
+ ),
+ 'SKEW' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::SKEW',
+ 'argumentCount' => '1+'
+ ),
+ 'SLN' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::SLN',
+ 'argumentCount' => '3'
+ ),
+ 'SLOPE' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::SLOPE',
+ 'argumentCount' => '2'
+ ),
+ 'SMALL' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::SMALL',
+ 'argumentCount' => '2'
+ ),
+ 'SQRT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'sqrt',
+ 'argumentCount' => '1'
+ ),
+ 'SQRTPI' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::SQRTPI',
+ 'argumentCount' => '1'
+ ),
+ 'STANDARDIZE' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::STANDARDIZE',
+ 'argumentCount' => '3'
+ ),
+ 'STDEV' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::STDEV',
+ 'argumentCount' => '1+'
+ ),
+ 'STDEVA' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::STDEVA',
+ 'argumentCount' => '1+'
+ ),
+ 'STDEVP' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::STDEVP',
+ 'argumentCount' => '1+'
+ ),
+ 'STDEVPA' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::STDEVPA',
+ 'argumentCount' => '1+'
+ ),
+ 'STEYX' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::STEYX',
+ 'argumentCount' => '2'
+ ),
+ 'SUBSTITUTE' => array('category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
+ 'functionCall' => 'PHPExcel_Calculation_TextData::SUBSTITUTE',
+ 'argumentCount' => '3,4'
+ ),
+ 'SUBTOTAL' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::SUBTOTAL',
+ 'argumentCount' => '2+'
+ ),
+ 'SUM' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::SUM',
+ 'argumentCount' => '1+'
+ ),
+ 'SUMIF' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::SUMIF',
+ 'argumentCount' => '2,3'
+ ),
+ 'SUMIFS' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '?'
+ ),
+ 'SUMPRODUCT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::SUMPRODUCT',
+ 'argumentCount' => '1+'
+ ),
+ 'SUMSQ' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::SUMSQ',
+ 'argumentCount' => '1+'
+ ),
+ 'SUMX2MY2' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::SUMX2MY2',
+ 'argumentCount' => '2'
+ ),
+ 'SUMX2PY2' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::SUMX2PY2',
+ 'argumentCount' => '2'
+ ),
+ 'SUMXMY2' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::SUMXMY2',
+ 'argumentCount' => '2'
+ ),
+ 'SYD' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::SYD',
+ 'argumentCount' => '4'
+ ),
+ 'T' => array('category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
+ 'functionCall' => 'PHPExcel_Calculation_TextData::RETURNSTRING',
+ 'argumentCount' => '1'
+ ),
+ 'TAN' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'tan',
+ 'argumentCount' => '1'
+ ),
+ 'TANH' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'tanh',
+ 'argumentCount' => '1'
+ ),
+ 'TBILLEQ' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::TBILLEQ',
+ 'argumentCount' => '3'
+ ),
+ 'TBILLPRICE' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::TBILLPRICE',
+ 'argumentCount' => '3'
+ ),
+ 'TBILLYIELD' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::TBILLYIELD',
+ 'argumentCount' => '3'
+ ),
+ 'TDIST' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::TDIST',
+ 'argumentCount' => '3'
+ ),
+ 'TEXT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
+ 'functionCall' => 'PHPExcel_Calculation_TextData::TEXTFORMAT',
+ 'argumentCount' => '2'
+ ),
+ 'TIME' => array('category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
+ 'functionCall' => 'PHPExcel_Calculation_DateTime::TIME',
+ 'argumentCount' => '3'
+ ),
+ 'TIMEVALUE' => array('category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
+ 'functionCall' => 'PHPExcel_Calculation_DateTime::TIMEVALUE',
+ 'argumentCount' => '1'
+ ),
+ 'TINV' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::TINV',
+ 'argumentCount' => '2'
+ ),
+ 'TODAY' => array('category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
+ 'functionCall' => 'PHPExcel_Calculation_DateTime::DATENOW',
+ 'argumentCount' => '0'
+ ),
+ 'TRANSPOSE' => array('category' => PHPExcel_Calculation_Function::CATEGORY_LOOKUP_AND_REFERENCE,
+ 'functionCall' => 'PHPExcel_Calculation_LookupRef::TRANSPOSE',
+ 'argumentCount' => '1'
+ ),
+ 'TREND' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::TREND',
+ 'argumentCount' => '1-4'
+ ),
+ 'TRIM' => array('category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
+ 'functionCall' => 'PHPExcel_Calculation_TextData::TRIMSPACES',
+ 'argumentCount' => '1'
+ ),
+ 'TRIMMEAN' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::TRIMMEAN',
+ 'argumentCount' => '2'
+ ),
+ 'TRUE' => array('category' => PHPExcel_Calculation_Function::CATEGORY_LOGICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Logical::TRUE',
+ 'argumentCount' => '0'
+ ),
+ 'TRUNC' => array('category' => PHPExcel_Calculation_Function::CATEGORY_MATH_AND_TRIG,
+ 'functionCall' => 'PHPExcel_Calculation_MathTrig::TRUNC',
+ 'argumentCount' => '1,2'
+ ),
+ 'TTEST' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '4'
+ ),
+ 'TYPE' => array('category' => PHPExcel_Calculation_Function::CATEGORY_INFORMATION,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::TYPE',
+ 'argumentCount' => '1'
+ ),
+ 'UPPER' => array('category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
+ 'functionCall' => 'PHPExcel_Calculation_TextData::UPPERCASE',
+ 'argumentCount' => '1'
+ ),
+ 'USDOLLAR' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '2'
+ ),
+ 'VALUE' => array('category' => PHPExcel_Calculation_Function::CATEGORY_TEXT_AND_DATA,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '1'
+ ),
+ 'VAR' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::VARFunc',
+ 'argumentCount' => '1+'
+ ),
+ 'VARA' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::VARA',
+ 'argumentCount' => '1+'
+ ),
+ 'VARP' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::VARP',
+ 'argumentCount' => '1+'
+ ),
+ 'VARPA' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::VARPA',
+ 'argumentCount' => '1+'
+ ),
+ 'VDB' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '5-7'
+ ),
+ 'VERSION' => array('category' => PHPExcel_Calculation_Function::CATEGORY_INFORMATION,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::VERSION',
+ 'argumentCount' => '0'
+ ),
+ 'VLOOKUP' => array('category' => PHPExcel_Calculation_Function::CATEGORY_LOOKUP_AND_REFERENCE,
+ 'functionCall' => 'PHPExcel_Calculation_LookupRef::VLOOKUP',
+ 'argumentCount' => '3,4'
+ ),
+ 'WEEKDAY' => array('category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
+ 'functionCall' => 'PHPExcel_Calculation_DateTime::DAYOFWEEK',
+ 'argumentCount' => '1,2'
+ ),
+ 'WEEKNUM' => array('category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
+ 'functionCall' => 'PHPExcel_Calculation_DateTime::WEEKOFYEAR',
+ 'argumentCount' => '1,2'
+ ),
+ 'WEIBULL' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::WEIBULL',
+ 'argumentCount' => '4'
+ ),
+ 'WORKDAY' => array('category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
+ 'functionCall' => 'PHPExcel_Calculation_DateTime::WORKDAY',
+ 'argumentCount' => '2+'
+ ),
+ 'XIRR' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::XIRR',
+ 'argumentCount' => '2,3'
+ ),
+ 'XNPV' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::XNPV',
+ 'argumentCount' => '3'
+ ),
+ 'YEAR' => array('category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
+ 'functionCall' => 'PHPExcel_Calculation_DateTime::YEAR',
+ 'argumentCount' => '1'
+ ),
+ 'YEARFRAC' => array('category' => PHPExcel_Calculation_Function::CATEGORY_DATE_AND_TIME,
+ 'functionCall' => 'PHPExcel_Calculation_DateTime::YEARFRAC',
+ 'argumentCount' => '2,3'
+ ),
+ 'YIELD' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Functions::DUMMY',
+ 'argumentCount' => '6,7'
+ ),
+ 'YIELDDISC' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::YIELDDISC',
+ 'argumentCount' => '4,5'
+ ),
+ 'YIELDMAT' => array('category' => PHPExcel_Calculation_Function::CATEGORY_FINANCIAL,
+ 'functionCall' => 'PHPExcel_Calculation_Financial::YIELDMAT',
+ 'argumentCount' => '5,6'
+ ),
+ 'ZTEST' => array('category' => PHPExcel_Calculation_Function::CATEGORY_STATISTICAL,
+ 'functionCall' => 'PHPExcel_Calculation_Statistical::ZTEST',
+ 'argumentCount' => '2-3'
+ )
+ );
+
+
+ // Internal functions used for special control purposes
+ private static $_controlFunctions = array(
+ 'MKMATRIX' => array('argumentCount' => '*',
+ 'functionCall' => 'self::_mkMatrix'
+ )
+ );
+
+
+
+
+ private function __construct() {
+ $localeFileDirectory = PHPEXCEL_ROOT.'PHPExcel/locale/';
+ foreach (glob($localeFileDirectory.'/*',GLOB_ONLYDIR) as $filename) {
+ $filename = substr($filename,strlen($localeFileDirectory)+1);
+ if ($filename != 'en') {
+ self::$_validLocaleLanguages[] = $filename;
+ }
+ }
+
+ $setPrecision = (PHP_INT_SIZE == 4) ? 12 : 16;
+ $this->_savedPrecision = ini_get('precision');
+ if ($this->_savedPrecision < $setPrecision) {
+ ini_set('precision',$setPrecision);
+ }
+ } // function __construct()
+
+
+ public function __destruct() {
+ if ($this->_savedPrecision != ini_get('precision')) {
+ ini_set('precision',$this->_savedPrecision);
+ }
+ }
+
+ /**
+ * Get an instance of this class
+ *
+ * @access public
+ * @return PHPExcel_Calculation
+ */
+ public static function getInstance() {
+ if (!isset(self::$_instance) || (self::$_instance === NULL)) {
+ self::$_instance = new PHPExcel_Calculation();
+ }
+
+ return self::$_instance;
+ } // function getInstance()
+
+
+ /**
+ * Flush the calculation cache for any existing instance of this class
+ * but only if a PHPExcel_Calculation instance exists
+ *
+ * @access public
+ * @return null
+ */
+ public static function flushInstance() {
+ if (isset(self::$_instance) && (self::$_instance !== NULL)) {
+ self::$_instance->clearCalculationCache();
+ }
+ } // function flushInstance()
+
+
+ /**
+ * __clone implementation. Cloning should not be allowed in a Singleton!
+ *
+ * @access public
+ * @throws Exception
+ */
+ public final function __clone() {
+ throw new Exception ('Cloning a Singleton is not allowed!');
+ } // function __clone()
+
+
+ /**
+ * Return the locale-specific translation of TRUE
+ *
+ * @access public
+ * @return string locale-specific translation of TRUE
+ */
+ public static function getTRUE() {
+ return self::$_localeBoolean['TRUE'];
+ }
+
+ /**
+ * Return the locale-specific translation of FALSE
+ *
+ * @access public
+ * @return string locale-specific translation of FALSE
+ */
+ public static function getFALSE() {
+ return self::$_localeBoolean['FALSE'];
+ }
+
+ /**
+ * Set the Array Return Type (Array or Value of first element in the array)
+ *
+ * @access public
+ * @param string $returnType Array return type
+ * @return boolean Success or failure
+ */
+ public static function setArrayReturnType($returnType) {
+ if (($returnType == self::RETURN_ARRAY_AS_VALUE) ||
+ ($returnType == self::RETURN_ARRAY_AS_ERROR) ||
+ ($returnType == self::RETURN_ARRAY_AS_ARRAY)) {
+ self::$returnArrayAsType = $returnType;
+ return true;
+ }
+ return false;
+ } // function setExcelCalendar()
+
+
+ /**
+ * Return the Array Return Type (Array or Value of first element in the array)
+ *
+ * @access public
+ * @return string $returnType Array return type
+ */
+ public static function getArrayReturnType() {
+ return self::$returnArrayAsType;
+ } // function getExcelCalendar()
+
+
+ /**
+ * Is calculation caching enabled?
+ *
+ * @access public
+ * @return boolean
+ */
+ public function getCalculationCacheEnabled() {
+ return self::$_calculationCacheEnabled;
+ } // function getCalculationCacheEnabled()
+
+
+ /**
+ * Enable/disable calculation cache
+ *
+ * @access public
+ * @param boolean $pValue
+ */
+ public function setCalculationCacheEnabled($pValue = true) {
+ self::$_calculationCacheEnabled = $pValue;
+ $this->clearCalculationCache();
+ } // function setCalculationCacheEnabled()
+
+
+ /**
+ * Enable calculation cache
+ */
+ public function enableCalculationCache() {
+ $this->setCalculationCacheEnabled(true);
+ } // function enableCalculationCache()
+
+
+ /**
+ * Disable calculation cache
+ */
+ public function disableCalculationCache() {
+ $this->setCalculationCacheEnabled(false);
+ } // function disableCalculationCache()
+
+
+ /**
+ * Clear calculation cache
+ */
+ public function clearCalculationCache() {
+ self::$_calculationCache = array();
+ } // function clearCalculationCache()
+
+
+ /**
+ * Get calculation cache expiration time
+ *
+ * @return float
+ */
+ public function getCalculationCacheExpirationTime() {
+ return self::$_calculationCacheExpirationTime;
+ } // getCalculationCacheExpirationTime()
+
+
+ /**
+ * Set calculation cache expiration time
+ *
+ * @param float $pValue
+ */
+ public function setCalculationCacheExpirationTime($pValue = 15) {
+ self::$_calculationCacheExpirationTime = $pValue;
+ } // function setCalculationCacheExpirationTime()
+
+
+
+
+ /**
+ * Get the currently defined locale code
+ *
+ * @return string
+ */
+ public function getLocale() {
+ return self::$_localeLanguage;
+ } // function getLocale()
+
+
+ /**
+ * Set the locale code
+ *
+ * @return boolean
+ */
+ public function setLocale($locale='en_us') {
+ // Identify our locale and language
+ $language = $locale = strtolower($locale);
+ if (strpos($locale,'_') !== false) {
+ list($language) = explode('_',$locale);
+ }
+
+ // Test whether we have any language data for this language (any locale)
+ if (in_array($language,self::$_validLocaleLanguages)) {
+ // initialise language/locale settings
+ self::$_localeFunctions = array();
+ self::$_localeArgumentSeparator = ',';
+ self::$_localeBoolean = array('TRUE' => 'TRUE', 'FALSE' => 'FALSE', 'NULL' => 'NULL');
+ // Default is English, if user isn't requesting english, then read the necessary data from the locale files
+ if ($locale != 'en_us') {
+ // Search for a file with a list of function names for locale
+ $functionNamesFile = PHPEXCEL_ROOT . 'PHPExcel'.DIRECTORY_SEPARATOR.'locale'.DIRECTORY_SEPARATOR.str_replace('_',DIRECTORY_SEPARATOR,$locale).DIRECTORY_SEPARATOR.'functions';
+ if (!file_exists($functionNamesFile)) {
+ // If there isn't a locale specific function file, look for a language specific function file
+ $functionNamesFile = PHPEXCEL_ROOT . 'PHPExcel'.DIRECTORY_SEPARATOR.'locale'.DIRECTORY_SEPARATOR.$language.DIRECTORY_SEPARATOR.'functions';
+ if (!file_exists($functionNamesFile)) {
+ return false;
+ }
+ }
+ // Retrieve the list of locale or language specific function names
+ $localeFunctions = file($functionNamesFile,FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES);
+ foreach ($localeFunctions as $localeFunction) {
+ list($localeFunction) = explode('##',$localeFunction); // Strip out comments
+ if (strpos($localeFunction,'=') !== false) {
+ list($fName,$lfName) = explode('=',$localeFunction);
+ $fName = trim($fName);
+ $lfName = trim($lfName);
+ if ((isset(self::$_PHPExcelFunctions[$fName])) && ($lfName != '') && ($fName != $lfName)) {
+ self::$_localeFunctions[$fName] = $lfName;
+ }
+ }
+ }
+ // Default the TRUE and FALSE constants to the locale names of the TRUE() and FALSE() functions
+ if (isset(self::$_localeFunctions['TRUE'])) { self::$_localeBoolean['TRUE'] = self::$_localeFunctions['TRUE']; }
+ if (isset(self::$_localeFunctions['FALSE'])) { self::$_localeBoolean['FALSE'] = self::$_localeFunctions['FALSE']; }
+
+ $configFile = PHPEXCEL_ROOT . 'PHPExcel'.DIRECTORY_SEPARATOR.'locale'.DIRECTORY_SEPARATOR.str_replace('_',DIRECTORY_SEPARATOR,$locale).DIRECTORY_SEPARATOR.'config';
+ if (!file_exists($configFile)) {
+ $configFile = PHPEXCEL_ROOT . 'PHPExcel'.DIRECTORY_SEPARATOR.'locale'.DIRECTORY_SEPARATOR.$language.DIRECTORY_SEPARATOR.'config';
+ }
+ if (file_exists($configFile)) {
+ $localeSettings = file($configFile,FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES);
+ foreach ($localeSettings as $localeSetting) {
+ list($localeSetting) = explode('##',$localeSetting); // Strip out comments
+ if (strpos($localeSetting,'=') !== false) {
+ list($settingName,$settingValue) = explode('=',$localeSetting);
+ $settingName = strtoupper(trim($settingName));
+ switch ($settingName) {
+ case 'ARGUMENTSEPARATOR' :
+ self::$_localeArgumentSeparator = trim($settingValue);
+ break;
+ }
+ }
+ }
+ }
+ }
+
+ self::$functionReplaceFromExcel = self::$functionReplaceToExcel =
+ self::$functionReplaceFromLocale = self::$functionReplaceToLocale = null;
+ self::$_localeLanguage = $locale;
+ return true;
+ }
+ return false;
+ } // function setLocale()
+
+
+
+ public static function _translateSeparator($fromSeparator,$toSeparator,$formula,&$inBraces) {
+ $strlen = mb_strlen($formula);
+ for ($i = 0; $i < $strlen; ++$i) {
+ $chr = mb_substr($formula,$i,1);
+ switch ($chr) {
+ case '{' : $inBraces = true;
+ break;
+ case '}' : $inBraces = false;
+ break;
+ case $fromSeparator :
+ if (!$inBraces) {
+ $formula = mb_substr($formula,0,$i).$toSeparator.mb_substr($formula,$i+1);
+ }
+ }
+ }
+ return $formula;
+ }
+
+ private static function _translateFormula($from,$to,$formula,$fromSeparator,$toSeparator) {
+ // Convert any Excel function names to the required language
+ if (self::$_localeLanguage !== 'en_us') {
+ $inBraces = false;
+ // If there is the possibility of braces within a quoted string, then we don't treat those as matrix indicators
+ if (strpos($formula,'"') !== false) {
+ // So instead we skip replacing in any quoted strings by only replacing in every other array element after we've exploded
+ // the formula
+ $temp = explode('"',$formula);
+ $i = false;
+ foreach($temp as &$value) {
+ // Only count/replace in alternating array entries
+ if ($i = !$i) {
+ $value = preg_replace($from,$to,$value);
+ $value = self::_translateSeparator($fromSeparator,$toSeparator,$value,$inBraces);
+ }
+ }
+ unset($value);
+ // Then rebuild the formula string
+ $formula = implode('"',$temp);
+ } else {
+ // If there's no quoted strings, then we do a simple count/replace
+ $formula = preg_replace($from,$to,$formula);
+ $formula = self::_translateSeparator($fromSeparator,$toSeparator,$formula,$inBraces);
+ }
+ }
+
+ return $formula;
+ }
+
+ private static $functionReplaceFromExcel = null;
+ private static $functionReplaceToLocale = null;
+
+ public function _translateFormulaToLocale($formula) {
+ if (self::$functionReplaceFromExcel === NULL) {
+ self::$functionReplaceFromExcel = array();
+ foreach(array_keys(self::$_localeFunctions) as $excelFunctionName) {
+ self::$functionReplaceFromExcel[] = '/(@?[^\w\.])'.preg_quote($excelFunctionName).'([\s]*\()/Ui';
+ }
+ foreach(array_keys(self::$_localeBoolean) as $excelBoolean) {
+ self::$functionReplaceFromExcel[] = '/(@?[^\w\.])'.preg_quote($excelBoolean).'([^\w\.])/Ui';
+ }
+
+ }
+
+ if (self::$functionReplaceToLocale === NULL) {
+ self::$functionReplaceToLocale = array();
+ foreach(array_values(self::$_localeFunctions) as $localeFunctionName) {
+ self::$functionReplaceToLocale[] = '$1'.trim($localeFunctionName).'$2';
+ }
+ foreach(array_values(self::$_localeBoolean) as $localeBoolean) {
+ self::$functionReplaceToLocale[] = '$1'.trim($localeBoolean).'$2';
+ }
+ }
+
+ return self::_translateFormula(self::$functionReplaceFromExcel,self::$functionReplaceToLocale,$formula,',',self::$_localeArgumentSeparator);
+ } // function _translateFormulaToLocale()
+
+
+ private static $functionReplaceFromLocale = null;
+ private static $functionReplaceToExcel = null;
+
+ public function _translateFormulaToEnglish($formula) {
+ if (self::$functionReplaceFromLocale === NULL) {
+ self::$functionReplaceFromLocale = array();
+ foreach(array_values(self::$_localeFunctions) as $localeFunctionName) {
+ self::$functionReplaceFromLocale[] = '/(@?[^\w\.])'.preg_quote($localeFunctionName).'([\s]*\()/Ui';
+ }
+ foreach(array_values(self::$_localeBoolean) as $excelBoolean) {
+ self::$functionReplaceFromLocale[] = '/(@?[^\w\.])'.preg_quote($excelBoolean).'([^\w\.])/Ui';
+ }
+ }
+
+ if (self::$functionReplaceToExcel === NULL) {
+ self::$functionReplaceToExcel = array();
+ foreach(array_keys(self::$_localeFunctions) as $excelFunctionName) {
+ self::$functionReplaceToExcel[] = '$1'.trim($excelFunctionName).'$2';
+ }
+ foreach(array_keys(self::$_localeBoolean) as $excelBoolean) {
+ self::$functionReplaceToExcel[] = '$1'.trim($excelBoolean).'$2';
+ }
+ }
+
+ return self::_translateFormula(self::$functionReplaceFromLocale,self::$functionReplaceToExcel,$formula,self::$_localeArgumentSeparator,',');
+ } // function _translateFormulaToEnglish()
+
+
+ public static function _localeFunc($function) {
+ if (self::$_localeLanguage !== 'en_us') {
+ $functionName = trim($function,'(');
+ if (isset(self::$_localeFunctions[$functionName])) {
+ $brace = ($functionName != $function);
+ $function = self::$_localeFunctions[$functionName];
+ if ($brace) { $function .= '('; }
+ }
+ }
+ return $function;
+ }
+
+
+
+
+ /**
+ * Wrap string values in quotes
+ *
+ * @param mixed $value
+ * @return mixed
+ */
+ public static function _wrapResult($value) {
+ if (is_string($value)) {
+ // Error values cannot be "wrapped"
+ if (preg_match('/^'.self::CALCULATION_REGEXP_ERROR.'$/i', $value, $match)) {
+ // Return Excel errors "as is"
+ return $value;
+ }
+ // Return strings wrapped in quotes
+ return '"'.$value.'"';
+ // Convert numeric errors to NaN error
+ } else if((is_float($value)) && ((is_nan($value)) || (is_infinite($value)))) {
+ return PHPExcel_Calculation_Functions::NaN();
+ }
+
+ return $value;
+ } // function _wrapResult()
+
+
+ /**
+ * Remove quotes used as a wrapper to identify string values
+ *
+ * @param mixed $value
+ * @return mixed
+ */
+ public static function _unwrapResult($value) {
+ if (is_string($value)) {
+ if ((isset($value{0})) && ($value{0} == '"') && (substr($value,-1) == '"')) {
+ return substr($value,1,-1);
+ }
+ // Convert numeric errors to NaN error
+ } else if((is_float($value)) && ((is_nan($value)) || (is_infinite($value)))) {
+ return PHPExcel_Calculation_Functions::NaN();
+ }
+ return $value;
+ } // function _unwrapResult()
+
+
+
+
+ /**
+ * Calculate cell value (using formula from a cell ID)
+ * Retained for backward compatibility
+ *
+ * @access public
+ * @param PHPExcel_Cell $pCell Cell to calculate
+ * @return mixed
+ * @throws Exception
+ */
+ public function calculate(PHPExcel_Cell $pCell = null) {
+ try {
+ return $this->calculateCellValue($pCell);
+ } catch (Exception $e) {
+ throw(new Exception($e->getMessage()));
+ }
+ } // function calculate()
+
+
+ /**
+ * Calculate the value of a cell formula
+ *
+ * @access public
+ * @param PHPExcel_Cell $pCell Cell to calculate
+ * @param Boolean $resetLog Flag indicating whether the debug log should be reset or not
+ * @return mixed
+ * @throws Exception
+ */
+ public function calculateCellValue(PHPExcel_Cell $pCell = null, $resetLog = true) {
+ if ($resetLog) {
+ // Initialise the logging settings if requested
+ $this->formulaError = null;
+ $this->debugLog = $this->debugLogStack = array();
+ $this->_cyclicFormulaCount = 1;
+
+ $returnArrayAsType = self::$returnArrayAsType;
+ self::$returnArrayAsType = self::RETURN_ARRAY_AS_ARRAY;
+ }
+
+ // Read the formula from the cell
+ if ($pCell === NULL) {
+ return NULL;
+ }
+
+ if ($resetLog) {
+ self::$returnArrayAsType = $returnArrayAsType;
+ }
+ // Execute the calculation for the cell formula
+ try {
+ $result = self::_unwrapResult($this->_calculateFormulaValue($pCell->getValue(), $pCell->getCoordinate(), $pCell));
+ } catch (Exception $e) {
+ throw(new Exception($e->getMessage()));
+ }
+
+ if ((is_array($result)) && (self::$returnArrayAsType != self::RETURN_ARRAY_AS_ARRAY)) {
+ $testResult = PHPExcel_Calculation_Functions::flattenArray($result);
+ if (self::$returnArrayAsType == self::RETURN_ARRAY_AS_ERROR) {
+ return PHPExcel_Calculation_Functions::VALUE();
+ }
+ // If there's only a single cell in the array, then we allow it
+ if (count($testResult) != 1) {
+ // If keys are numeric, then it's a matrix result rather than a cell range result, so we permit it
+ $r = array_keys($result);
+ $r = array_shift($r);
+ if (!is_numeric($r)) { return PHPExcel_Calculation_Functions::VALUE(); }
+ if (is_array($result[$r])) {
+ $c = array_keys($result[$r]);
+ $c = array_shift($c);
+ if (!is_numeric($c)) {
+ return PHPExcel_Calculation_Functions::VALUE();
+ }
+ }
+ }
+ $result = array_shift($testResult);
+ }
+
+ if ($result === NULL) {
+ return 0;
+ } elseif((is_float($result)) && ((is_nan($result)) || (is_infinite($result)))) {
+ return PHPExcel_Calculation_Functions::NaN();
+ }
+ return $result;
+ } // function calculateCellValue(
+
+
+ /**
+ * Validate and parse a formula string
+ *
+ * @param string $formula Formula to parse
+ * @return array
+ * @throws Exception
+ */
+ public function parseFormula($formula) {
+ // Basic validation that this is indeed a formula
+ // We return an empty array if not
+ $formula = trim($formula);
+ if ((!isset($formula{0})) || ($formula{0} != '=')) return array();
+ $formula = ltrim(substr($formula,1));
+ if (!isset($formula{0})) return array();
+
+ // Parse the formula and return the token stack
+ return $this->_parseFormula($formula);
+ } // function parseFormula()
+
+
+ /**
+ * Calculate the value of a formula
+ *
+ * @param string $formula Formula to parse
+ * @return mixed
+ * @throws Exception
+ */
+ public function calculateFormula($formula, $cellID=null, PHPExcel_Cell $pCell = null) {
+ // Initialise the logging settings
+ $this->formulaError = null;
+ $this->debugLog = $this->debugLogStack = array();
+
+ // Disable calculation cacheing because it only applies to cell calculations, not straight formulae
+ // But don't actually flush any cache
+ $resetCache = $this->getCalculationCacheEnabled();
+ self::$_calculationCacheEnabled = false;
+ // Execute the calculation
+ try {
+ $result = self::_unwrapResult($this->_calculateFormulaValue($formula, $cellID, $pCell));
+ } catch (Exception $e) {
+ throw(new Exception($e->getMessage()));
+ }
+
+ // Reset calculation cacheing to its previous state
+ self::$_calculationCacheEnabled = $resetCache;
+
+ return $result;
+ } // function calculateFormula()
+
+
+ /**
+ * Parse a cell formula and calculate its value
+ *
+ * @param string $formula The formula to parse and calculate
+ * @param string $cellID The ID (e.g. A3) of the cell that we are calculating
+ * @param PHPExcel_Cell $pCell Cell to calculate
+ * @return mixed
+ * @throws Exception
+ */
+ public function _calculateFormulaValue($formula, $cellID=null, PHPExcel_Cell $pCell = null) {
+// echo '<b>'.$cellID.'</b><br />';
+ $cellValue = '';
+
+ // Basic validation that this is indeed a formula
+ // We simply return the "cell value" (formula) if not
+ $formula = trim($formula);
+ if ($formula{0} != '=') return self::_wrapResult($formula);
+ $formula = ltrim(substr($formula,1));
+ if (!isset($formula{0})) return self::_wrapResult($formula);
+
+ $wsTitle = "\x00Wrk";
+ if ($pCell !== NULL) {
+ $pCellParent = $pCell->getParent();
+ if ($pCellParent !== NULL) {
+ $wsTitle = $pCellParent->getTitle();
+ }
+ }
+ // Is calculation cacheing enabled?
+ if ($cellID !== NULL) {
+ if (self::$_calculationCacheEnabled) {
+ // Is the value present in calculation cache?
+// echo 'Testing cache value<br />';
+ if (isset(self::$_calculationCache[$wsTitle][$cellID])) {
+// echo 'Value is in cache<br />';
+ $this->_writeDebug('Testing cache value for cell '.$cellID);
+ // Is cache still valid?
+ if ((microtime(true) - self::$_calculationCache[$wsTitle][$cellID]['time']) < self::$_calculationCacheExpirationTime) {
+// echo 'Cache time is still valid<br />';
+ $this->_writeDebug('Retrieving value for '.$cellID.' from cache');
+ // Return the cached result
+ $returnValue = self::$_calculationCache[$wsTitle][$cellID]['data'];
+// echo 'Retrieving data value of '.$returnValue.' for '.$cellID.' from cache<br />';
+ if (is_array($returnValue)) {
+ $returnValue = PHPExcel_Calculation_Functions::flattenArray($returnValue);
+ return array_shift($returnValue);
+ }
+ return $returnValue;
+ } else {
+// echo 'Cache has expired<br />';
+ $this->_writeDebug('Cache value for '.$cellID.' has expired');
+ // Clear the cache if it's no longer valid
+ unset(self::$_calculationCache[$wsTitle][$cellID]);
+ }
+ }
+ }
+ }
+
+ if ((in_array($wsTitle.'!'.$cellID,$this->debugLogStack)) && ($wsTitle != "\x00Wrk")) {
+ if ($this->cyclicFormulaCount <= 0) {
+ return $this->_raiseFormulaError('Cyclic Reference in Formula');
+ } elseif (($this->_cyclicFormulaCount >= $this->cyclicFormulaCount) &&
+ ($this->_cyclicFormulaCell == $wsTitle.'!'.$cellID)) {
+ return $cellValue;
+ } elseif ($this->_cyclicFormulaCell == $wsTitle.'!'.$cellID) {
+ ++$this->_cyclicFormulaCount;
+ if ($this->_cyclicFormulaCount >= $this->cyclicFormulaCount) {
+ return $cellValue;
+ }
+ } elseif ($this->_cyclicFormulaCell == '') {
+ $this->_cyclicFormulaCell = $wsTitle.'!'.$cellID;
+ if ($this->_cyclicFormulaCount >= $this->cyclicFormulaCount) {
+ return $cellValue;
+ }
+ }
+ }
+ $this->debugLogStack[] = $wsTitle.'!'.$cellID;
+ // Parse the formula onto the token stack and calculate the value
+ $cellValue = $this->_processTokenStack($this->_parseFormula($formula, $pCell), $cellID, $pCell);
+ array_pop($this->debugLogStack);
+
+ // Save to calculation cache
+ if ($cellID !== NULL) {
+ if (self::$_calculationCacheEnabled) {
+ self::$_calculationCache[$wsTitle][$cellID]['time'] = microtime(true);
+ self::$_calculationCache[$wsTitle][$cellID]['data'] = $cellValue;
+ }
+ }
+
+ // Return the calculated value
+ return $cellValue;
+ } // function _calculateFormulaValue()
+
+
+ /**
+ * Ensure that paired matrix operands are both matrices and of the same size
+ *
+ * @param mixed &$operand1 First matrix operand
+ * @param mixed &$operand2 Second matrix operand
+ * @param integer $resize Flag indicating whether the matrices should be resized to match
+ * and (if so), whether the smaller dimension should grow or the
+ * larger should shrink.
+ * 0 = no resize
+ * 1 = shrink to fit
+ * 2 = extend to fit
+ */
+ private static function _checkMatrixOperands(&$operand1,&$operand2,$resize = 1) {
+ // Examine each of the two operands, and turn them into an array if they aren't one already
+ // Note that this function should only be called if one or both of the operand is already an array
+ if (!is_array($operand1)) {
+ list($matrixRows,$matrixColumns) = self::_getMatrixDimensions($operand2);
+ $operand1 = array_fill(0,$matrixRows,array_fill(0,$matrixColumns,$operand1));
+ $resize = 0;
+ } elseif (!is_array($operand2)) {
+ list($matrixRows,$matrixColumns) = self::_getMatrixDimensions($operand1);
+ $operand2 = array_fill(0,$matrixRows,array_fill(0,$matrixColumns,$operand2));
+ $resize = 0;
+ }
+
+ list($matrix1Rows,$matrix1Columns) = self::_getMatrixDimensions($operand1);
+ list($matrix2Rows,$matrix2Columns) = self::_getMatrixDimensions($operand2);
+ if (($matrix1Rows == $matrix2Columns) && ($matrix2Rows == $matrix1Columns)) {
+ $resize = 1;
+ }
+
+ if ($resize == 2) {
+ // Given two matrices of (potentially) unequal size, convert the smaller in each dimension to match the larger
+ self::_resizeMatricesExtend($operand1,$operand2,$matrix1Rows,$matrix1Columns,$matrix2Rows,$matrix2Columns);
+ } elseif ($resize == 1) {
+ // Given two matrices of (potentially) unequal size, convert the larger in each dimension to match the smaller
+ self::_resizeMatricesShrink($operand1,$operand2,$matrix1Rows,$matrix1Columns,$matrix2Rows,$matrix2Columns);
+ }
+ return array( $matrix1Rows,$matrix1Columns,$matrix2Rows,$matrix2Columns);
+ } // function _checkMatrixOperands()
+
+
+ /**
+ * Read the dimensions of a matrix, and re-index it with straight numeric keys starting from row 0, column 0
+ *
+ * @param mixed &$matrix matrix operand
+ * @return array An array comprising the number of rows, and number of columns
+ */
+ public static function _getMatrixDimensions(&$matrix) {
+ $matrixRows = count($matrix);
+ $matrixColumns = 0;
+ foreach($matrix as $rowKey => $rowValue) {
+ $matrixColumns = max(count($rowValue),$matrixColumns);
+ if (!is_array($rowValue)) {
+ $matrix[$rowKey] = array($rowValue);
+ } else {
+ $matrix[$rowKey] = array_values($rowValue);
+ }
+ }
+ $matrix = array_values($matrix);
+ return array($matrixRows,$matrixColumns);
+ } // function _getMatrixDimensions()
+
+
+ /**
+ * Ensure that paired matrix operands are both matrices of the same size
+ *
+ * @param mixed &$matrix1 First matrix operand
+ * @param mixed &$matrix2 Second matrix operand
+ */
+ private static function _resizeMatricesShrink(&$matrix1,&$matrix2,$matrix1Rows,$matrix1Columns,$matrix2Rows,$matrix2Columns) {
+ if (($matrix2Columns < $matrix1Columns) || ($matrix2Rows < $matrix1Rows)) {
+ if ($matrix2Columns < $matrix1Columns) {
+ for ($i = 0; $i < $matrix1Rows; ++$i) {
+ for ($j = $matrix2Columns; $j < $matrix1Columns; ++$j) {
+ unset($matrix1[$i][$j]);
+ }
+ }
+ }
+ if ($matrix2Rows < $matrix1Rows) {
+ for ($i = $matrix2Rows; $i < $matrix1Rows; ++$i) {
+ unset($matrix1[$i]);
+ }
+ }
+ }
+
+ if (($matrix1Columns < $matrix2Columns) || ($matrix1Rows < $matrix2Rows)) {
+ if ($matrix1Columns < $matrix2Columns) {
+ for ($i = 0; $i < $matrix2Rows; ++$i) {
+ for ($j = $matrix1Columns; $j < $matrix2Columns; ++$j) {
+ unset($matrix2[$i][$j]);
+ }
+ }
+ }
+ if ($matrix1Rows < $matrix2Rows) {
+ for ($i = $matrix1Rows; $i < $matrix2Rows; ++$i) {
+ unset($matrix2[$i]);
+ }
+ }
+ }
+ } // function _resizeMatricesShrink()
+
+
+ /**
+ * Ensure that paired matrix operands are both matrices of the same size
+ *
+ * @param mixed &$matrix1 First matrix operand
+ * @param mixed &$matrix2 Second matrix operand
+ */
+ private static function _resizeMatricesExtend(&$matrix1,&$matrix2,$matrix1Rows,$matrix1Columns,$matrix2Rows,$matrix2Columns) {
+ if (($matrix2Columns < $matrix1Columns) || ($matrix2Rows < $matrix1Rows)) {
+ if ($matrix2Columns < $matrix1Columns) {
+ for ($i = 0; $i < $matrix2Rows; ++$i) {
+ $x = $matrix2[$i][$matrix2Columns-1];
+ for ($j = $matrix2Columns; $j < $matrix1Columns; ++$j) {
+ $matrix2[$i][$j] = $x;
+ }
+ }
+ }
+ if ($matrix2Rows < $matrix1Rows) {
+ $x = $matrix2[$matrix2Rows-1];
+ for ($i = 0; $i < $matrix1Rows; ++$i) {
+ $matrix2[$i] = $x;
+ }
+ }
+ }
+
+ if (($matrix1Columns < $matrix2Columns) || ($matrix1Rows < $matrix2Rows)) {
+ if ($matrix1Columns < $matrix2Columns) {
+ for ($i = 0; $i < $matrix1Rows; ++$i) {
+ $x = $matrix1[$i][$matrix1Columns-1];
+ for ($j = $matrix1Columns; $j < $matrix2Columns; ++$j) {
+ $matrix1[$i][$j] = $x;
+ }
+ }
+ }
+ if ($matrix1Rows < $matrix2Rows) {
+ $x = $matrix1[$matrix1Rows-1];
+ for ($i = 0; $i < $matrix2Rows; ++$i) {
+ $matrix1[$i] = $x;
+ }
+ }
+ }
+ } // function _resizeMatricesExtend()
+
+
+ /**
+ * Format details of an operand for display in the log (based on operand type)
+ *
+ * @param mixed $value First matrix operand
+ * @return mixed
+ */
+ private function _showValue($value) {
+ if ($this->writeDebugLog) {
+ $testArray = PHPExcel_Calculation_Functions::flattenArray($value);
+ if (count($testArray) == 1) {
+ $value = array_pop($testArray);
+ }
+
+ if (is_array($value)) {
+ $returnMatrix = array();
+ $pad = $rpad = ', ';
+ foreach($value as $row) {
+ if (is_array($row)) {
+ $returnMatrix[] = implode($pad,array_map(array($this,'_showValue'),$row));
+ $rpad = '; ';
+ } else {
+ $returnMatrix[] = $this->_showValue($row);
+ }
+ }
+ return '{ '.implode($rpad,$returnMatrix).' }';
+ } elseif(is_string($value) && (trim($value,'"') == $value)) {
+ return '"'.$value.'"';
+ } elseif(is_bool($value)) {
+ return ($value) ? self::$_localeBoolean['TRUE'] : self::$_localeBoolean['FALSE'];
+ }
+ }
+ return PHPExcel_Calculation_Functions::flattenSingleValue($value);
+ } // function _showValue()
+
+
+ /**
+ * Format type and details of an operand for display in the log (based on operand type)
+ *
+ * @param mixed $value First matrix operand
+ * @return mixed
+ */
+ private function _showTypeDetails($value) {
+ if ($this->writeDebugLog) {
+ $testArray = PHPExcel_Calculation_Functions::flattenArray($value);
+ if (count($testArray) == 1) {
+ $value = array_pop($testArray);
+ }
+
+ if ($value === NULL) {
+ return 'a NULL value';
+ } elseif (is_float($value)) {
+ $typeString = 'a floating point number';
+ } elseif(is_int($value)) {
+ $typeString = 'an integer number';
+ } elseif(is_bool($value)) {
+ $typeString = 'a boolean';
+ } elseif(is_array($value)) {
+ $typeString = 'a matrix';
+ } else {
+ if ($value == '') {
+ return 'an empty string';
+ } elseif ($value{0} == '#') {
+ return 'a '.$value.' error';
+ } else {
+ $typeString = 'a string';
+ }
+ }
+ return $typeString.' with a value of '.$this->_showValue($value);
+ }
+ } // function _showTypeDetails()
+
+
+ private static function _convertMatrixReferences($formula) {
+ static $matrixReplaceFrom = array('{',';','}');
+ static $matrixReplaceTo = array('MKMATRIX(MKMATRIX(','),MKMATRIX(','))');
+
+ // Convert any Excel matrix references to the MKMATRIX() function
+ if (strpos($formula,'{') !== false) {
+ // If there is the possibility of braces within a quoted string, then we don't treat those as matrix indicators
+ if (strpos($formula,'"') !== false) {
+ // So instead we skip replacing in any quoted strings by only replacing in every other array element after we've exploded
+ // the formula
+ $temp = explode('"',$formula);
+ // Open and Closed counts used for trapping mismatched braces in the formula
+ $openCount = $closeCount = 0;
+ $i = false;
+ foreach($temp as &$value) {
+ // Only count/replace in alternating array entries
+ if ($i = !$i) {
+ $openCount += substr_count($value,'{');
+ $closeCount += substr_count($value,'}');
+ $value = str_replace($matrixReplaceFrom,$matrixReplaceTo,$value);
+ }
+ }
+ unset($value);
+ // Then rebuild the formula string
+ $formula = implode('"',$temp);
+ } else {
+ // If there's no quoted strings, then we do a simple count/replace
+ $openCount = substr_count($formula,'{');
+ $closeCount = substr_count($formula,'}');
+ $formula = str_replace($matrixReplaceFrom,$matrixReplaceTo,$formula);
+ }
+ // Trap for mismatched braces and trigger an appropriate error
+ if ($openCount < $closeCount) {
+ if ($openCount > 0) {
+ return $this->_raiseFormulaError("Formula Error: Mismatched matrix braces '}'");
+ } else {
+ return $this->_raiseFormulaError("Formula Error: Unexpected '}' encountered");
+ }
+ } elseif ($openCount > $closeCount) {
+ if ($closeCount > 0) {
+ return $this->_raiseFormulaError("Formula Error: Mismatched matrix braces '{'");
+ } else {
+ return $this->_raiseFormulaError("Formula Error: Unexpected '{' encountered");
+ }
+ }
+ }
+
+ return $formula;
+ } // function _convertMatrixReferences()
+
+
+ private static function _mkMatrix() {
+ return func_get_args();
+ } // function _mkMatrix()
+
+
+ // Convert infix to postfix notation
+ private function _parseFormula($formula, PHPExcel_Cell $pCell = null) {
+ if (($formula = self::_convertMatrixReferences(trim($formula))) === false) {
+ return FALSE;
+ }
+
+ // If we're using cell caching, then $pCell may well be flushed back to the cache (which detaches the parent worksheet),
+ // so we store the parent worksheet so that we can re-attach it when necessary
+ $pCellParent = ($pCell !== NULL) ? $pCell->getParent() : NULL;
+
+ // Binary Operators
+ // These operators always work on two values
+ // Array key is the operator, the value indicates whether this is a left or right associative operator
+ $operatorAssociativity = array('^' => 0, // Exponentiation
+ '*' => 0, '/' => 0, // Multiplication and Division
+ '+' => 0, '-' => 0, // Addition and Subtraction
+ '&' => 0, // Concatenation
+ '|' => 0, ':' => 0, // Intersect and Range
+ '>' => 0, '<' => 0, '=' => 0, '>=' => 0, '<=' => 0, '<>' => 0 // Comparison
+ );
+ // Comparison (Boolean) Operators
+ // These operators work on two values, but always return a boolean result
+ $comparisonOperators = array('>' => true, '<' => true, '=' => true, '>=' => true, '<=' => true, '<>' => true);
+
+ // Operator Precedence
+ // This list includes all valid operators, whether binary (including boolean) or unary (such as %)
+ // Array key is the operator, the value is its precedence
+ $operatorPrecedence = array(':' => 8, // Range
+ '|' => 7, // Intersect
+ '~' => 6, // Negation
+ '%' => 5, // Percentage
+ '^' => 4, // Exponentiation
+ '*' => 3, '/' => 3, // Multiplication and Division
+ '+' => 2, '-' => 2, // Addition and Subtraction
+ '&' => 1, // Concatenation
+ '>' => 0, '<' => 0, '=' => 0, '>=' => 0, '<=' => 0, '<>' => 0 // Comparison
+ );
+
+ $regexpMatchString = '/^('.self::CALCULATION_REGEXP_FUNCTION.
+ '|'.self::CALCULATION_REGEXP_NUMBER.
+ '|'.self::CALCULATION_REGEXP_STRING.
+ '|'.self::CALCULATION_REGEXP_OPENBRACE.
+ '|'.self::CALCULATION_REGEXP_CELLREF.
+ '|'.self::CALCULATION_REGEXP_NAMEDRANGE.
+ '|'.self::CALCULATION_REGEXP_ERROR.
+ ')/si';
+
+ // Start with initialisation
+ $index = 0;
+ $stack = new PHPExcel_Calculation_Token_Stack;
+ $output = array();
+ $expectingOperator = false; // We use this test in syntax-checking the expression to determine when a
+ // - is a negation or + is a positive operator rather than an operation
+ $expectingOperand = false; // We use this test in syntax-checking the expression to determine whether an operand
+ // should be null in a function call
+ // The guts of the lexical parser
+ // Loop through the formula extracting each operator and operand in turn
+ while(true) {
+// echo 'Assessing Expression <b>'.substr($formula, $index).'</b><br />';
+ $opCharacter = $formula{$index}; // Get the first character of the value at the current index position
+// echo 'Initial character of expression block is '.$opCharacter.'<br />';
+ if ((isset($comparisonOperators[$opCharacter])) && (strlen($formula) > $index) && (isset($comparisonOperators[$formula{$index+1}]))) {
+ $opCharacter .= $formula{++$index};
+// echo 'Initial character of expression block is comparison operator '.$opCharacter.'<br />';
+ }
+
+ // Find out if we're currently at the beginning of a number, variable, cell reference, function, parenthesis or operand
+ $isOperandOrFunction = preg_match($regexpMatchString, substr($formula, $index), $match);
+// echo '$isOperandOrFunction is '.(($isOperandOrFunction) ? 'True' : 'False').'<br />';
+// var_dump($match);
+
+ if ($opCharacter == '-' && !$expectingOperator) { // Is it a negation instead of a minus?
+// echo 'Element is a Negation operator<br />';
+ $stack->push('Unary Operator','~'); // Put a negation on the stack
+ ++$index; // and drop the negation symbol
+ } elseif ($opCharacter == '%' && $expectingOperator) {
+// echo 'Element is a Percentage operator<br />';
+ $stack->push('Unary Operator','%'); // Put a percentage on the stack
+ ++$index;
+ } elseif ($opCharacter == '+' && !$expectingOperator) { // Positive (unary plus rather than binary operator plus) can be discarded?
+// echo 'Element is a Positive number, not Plus operator<br />';
+ ++$index; // Drop the redundant plus symbol
+ } elseif ((($opCharacter == '~') || ($opCharacter == '|')) && (!$isOperandOrFunction)) { // We have to explicitly deny a tilde or pipe, because they are legal
+ return $this->_raiseFormulaError("Formula Error: Illegal character '~'"); // on the stack but not in the input expression
+
+ } elseif ((isset(self::$_operators[$opCharacter]) or $isOperandOrFunction) && $expectingOperator) { // Are we putting an operator on the stack?
+// echo 'Element with value '.$opCharacter.' is an Operator<br />';
+ while($stack->count() > 0 &&
+ ($o2 = $stack->last()) &&
+ isset(self::$_operators[$o2['value']]) &&
+ @($operatorAssociativity[$opCharacter] ? $operatorPrecedence[$opCharacter] < $operatorPrecedence[$o2['value']] : $operatorPrecedence[$opCharacter] <= $operatorPrecedence[$o2['value']])) {
+ $output[] = $stack->pop(); // Swap operands and higher precedence operators from the stack to the output
+ }
+ $stack->push('Binary Operator',$opCharacter); // Finally put our current operator onto the stack
+ ++$index;
+ $expectingOperator = false;
+
+ } elseif ($opCharacter == ')' && $expectingOperator) { // Are we expecting to close a parenthesis?
+// echo 'Element is a Closing bracket<br />';
+ $expectingOperand = false;
+ while (($o2 = $stack->pop()) && $o2['value'] != '(') { // Pop off the stack back to the last (
+ if ($o2 === NULL) return $this->_raiseFormulaError('Formula Error: Unexpected closing brace ")"');
+ else $output[] = $o2;
+ }
+ $d = $stack->last(2);
+ if (preg_match('/^'.self::CALCULATION_REGEXP_FUNCTION.'$/i', $d['value'], $matches)) { // Did this parenthesis just close a function?
+ $functionName = $matches[1]; // Get the function name
+// echo 'Closed Function is '.$functionName.'<br />';
+ $d = $stack->pop();
+ $argumentCount = $d['value']; // See how many arguments there were (argument count is the next value stored on the stack)
+// if ($argumentCount == 0) {
+// echo 'With no arguments<br />';
+// } elseif ($argumentCount == 1) {
+// echo 'With 1 argument<br />';
+// } else {
+// echo 'With '.$argumentCount.' arguments<br />';
+// }
+ $output[] = $d; // Dump the argument count on the output
+ $output[] = $stack->pop(); // Pop the function and push onto the output
+ if (isset(self::$_controlFunctions[$functionName])) {
+// echo 'Built-in function '.$functionName.'<br />';
+ $expectedArgumentCount = self::$_controlFunctions[$functionName]['argumentCount'];
+ $functionCall = self::$_controlFunctions[$functionName]['functionCall'];
+ } elseif (isset(self::$_PHPExcelFunctions[$functionName])) {
+// echo 'PHPExcel function '.$functionName.'<br />';
+ $expectedArgumentCount = self::$_PHPExcelFunctions[$functionName]['argumentCount'];
+ $functionCall = self::$_PHPExcelFunctions[$functionName]['functionCall'];
+ } else { // did we somehow push a non-function on the stack? this should never happen
+ return $this->_raiseFormulaError("Formula Error: Internal error, non-function on stack");
+ }
+ // Check the argument count
+ $argumentCountError = false;
+ if (is_numeric($expectedArgumentCount)) {
+ if ($expectedArgumentCount < 0) {
+// echo '$expectedArgumentCount is between 0 and '.abs($expectedArgumentCount).'<br />';
+ if ($argumentCount > abs($expectedArgumentCount)) {
+ $argumentCountError = true;
+ $expectedArgumentCountString = 'no more than '.abs($expectedArgumentCount);
+ }
+ } else {
+// echo '$expectedArgumentCount is numeric '.$expectedArgumentCount.'<br />';
+ if ($argumentCount != $expectedArgumentCount) {
+ $argumentCountError = true;
+ $expectedArgumentCountString = $expectedArgumentCount;
+ }
+ }
+ } elseif ($expectedArgumentCount != '*') {
+ $isOperandOrFunction = preg_match('/(\d*)([-+,])(\d*)/',$expectedArgumentCount,$argMatch);
+// print_r($argMatch);
+// echo '<br />';
+ switch ($argMatch[2]) {
+ case '+' :
+ if ($argumentCount < $argMatch[1]) {
+ $argumentCountError = true;
+ $expectedArgumentCountString = $argMatch[1].' or more ';
+ }
+ break;
+ case '-' :
+ if (($argumentCount < $argMatch[1]) || ($argumentCount > $argMatch[3])) {
+ $argumentCountError = true;
+ $expectedArgumentCountString = 'between '.$argMatch[1].' and '.$argMatch[3];
+ }
+ break;
+ case ',' :
+ if (($argumentCount != $argMatch[1]) && ($argumentCount != $argMatch[3])) {
+ $argumentCountError = true;
+ $expectedArgumentCountString = 'either '.$argMatch[1].' or '.$argMatch[3];
+ }
+ break;
+ }
+ }
+ if ($argumentCountError) {
+ return $this->_raiseFormulaError("Formula Error: Wrong number of arguments for $functionName() function: $argumentCount given, ".$expectedArgumentCountString." expected");
+ }
+ }
+ ++$index;
+
+ } elseif ($opCharacter == ',') { // Is this the separator for function arguments?
+// echo 'Element is a Function argument separator<br />';
+ while (($o2 = $stack->pop()) && $o2['value'] != '(') { // Pop off the stack back to the last (
+ if ($o2 === NULL) return $this->_raiseFormulaError("Formula Error: Unexpected ,");
+ else $output[] = $o2; // pop the argument expression stuff and push onto the output
+ }
+ // If we've a comma when we're expecting an operand, then what we actually have is a null operand;
+ // so push a null onto the stack
+ if (($expectingOperand) || (!$expectingOperator)) {
+ $output[] = array('type' => 'NULL Value', 'value' => self::$_ExcelConstants['NULL'], 'reference' => null);
+ }
+ // make sure there was a function
+ $d = $stack->last(2);
+ if (!preg_match('/^'.self::CALCULATION_REGEXP_FUNCTION.'$/i', $d['value'], $matches))
+ return $this->_raiseFormulaError("Formula Error: Unexpected ,");
+ $d = $stack->pop();
+ $stack->push($d['type'],++$d['value'],$d['reference']); // increment the argument count
+ $stack->push('Brace', '('); // put the ( back on, we'll need to pop back to it again
+ $expectingOperator = false;
+ $expectingOperand = true;
+ ++$index;
+
+ } elseif ($opCharacter == '(' && !$expectingOperator) {
+// echo 'Element is an Opening Bracket<br />';
+ $stack->push('Brace', '(');
+ ++$index;
+
+ } elseif ($isOperandOrFunction && !$expectingOperator) { // do we now have a function/variable/number?
+ $expectingOperator = true;
+ $expectingOperand = false;
+ $val = $match[1];
+ $length = strlen($val);
+// echo 'Element with value '.$val.' is an Operand, Variable, Constant, String, Number, Cell Reference or Function<br />';
+
+ if (preg_match('/^'.self::CALCULATION_REGEXP_FUNCTION.'$/i', $val, $matches)) {
+ $val = preg_replace('/\s/','',$val);
+// echo 'Element '.$val.' is a Function<br />';
+ if (isset(self::$_PHPExcelFunctions[strtoupper($matches[1])]) || isset(self::$_controlFunctions[strtoupper($matches[1])])) { // it's a function
+ $stack->push('Function', strtoupper($val));
+ $ax = preg_match('/^\s*(\s*\))/i', substr($formula, $index+$length), $amatch);
+ if ($ax) {
+ $stack->push('Operand Count for Function '.strtoupper($val).')', 0);
+ $expectingOperator = true;
+ } else {
+ $stack->push('Operand Count for Function '.strtoupper($val).')', 1);
+ $expectingOperator = false;
+ }
+ $stack->push('Brace', '(');
+ } else { // it's a var w/ implicit multiplication
+ $output[] = array('type' => 'Value', 'value' => $matches[1], 'reference' => null);
+ }
+ } elseif (preg_match('/^'.self::CALCULATION_REGEXP_CELLREF.'$/i', $val, $matches)) {
+// echo 'Element '.$val.' is a Cell reference<br />';
+ // Watch for this case-change when modifying to allow cell references in different worksheets...
+ // Should only be applied to the actual cell column, not the worksheet name
+
+ // If the last entry on the stack was a : operator, then we have a cell range reference
+ $testPrevOp = $stack->last(1);
+ if ($testPrevOp['value'] == ':') {
+ // If we have a worksheet reference, then we're playing with a 3D reference
+ if ($matches[2] == '') {
+ // Otherwise, we 'inherit' the worksheet reference from the start cell reference
+ // The start of the cell range reference should be the last entry in $output
+ $startCellRef = $output[count($output)-1]['value'];
+ preg_match('/^'.self::CALCULATION_REGEXP_CELLREF.'$/i', $startCellRef, $startMatches);
+ if ($startMatches[2] > '') {
+ $val = $startMatches[2].'!'.$val;
+ }
+ } else {
+ return $this->_raiseFormulaError("3D Range references are not yet supported");
+ }
+ }
+
+ $output[] = array('type' => 'Cell Reference', 'value' => $val, 'reference' => $val);
+// $expectingOperator = false;
+ } else { // it's a variable, constant, string, number or boolean
+// echo 'Element is a Variable, Constant, String, Number or Boolean<br />';
+ // If the last entry on the stack was a : operator, then we may have a row or column range reference
+ $testPrevOp = $stack->last(1);
+ if ($testPrevOp['value'] == ':') {
+ $startRowColRef = $output[count($output)-1]['value'];
+ $rangeWS1 = '';
+ if (strpos('!',$startRowColRef) !== false) {
+ list($rangeWS1,$startRowColRef) = explode('!',$startRowColRef);
+ }
+ if ($rangeWS1 != '') $rangeWS1 .= '!';
+ $rangeWS2 = $rangeWS1;
+ if (strpos('!',$val) !== false) {
+ list($rangeWS2,$val) = explode('!',$val);
+ }
+ if ($rangeWS2 != '') $rangeWS2 .= '!';
+ if ((is_integer($startRowColRef)) && (ctype_digit($val)) &&
+ ($startRowColRef <= 1048576) && ($val <= 1048576)) {
+ // Row range
+ $endRowColRef = ($pCellParent !== NULL) ? $pCellParent->getHighestColumn() : 'XFD'; // Max 16,384 columns for Excel2007
+ $output[count($output)-1]['value'] = $rangeWS1.'A'.$startRowColRef;
+ $val = $rangeWS2.$endRowColRef.$val;
+ } elseif ((ctype_alpha($startRowColRef)) && (ctype_alpha($val)) &&
+ (strlen($startRowColRef) <= 3) && (strlen($val) <= 3)) {
+ // Column range
+ $endRowColRef = ($pCellParent !== NULL) ? $pCellParent->getHighestRow() : 1048576; // Max 1,048,576 rows for Excel2007
+ $output[count($output)-1]['value'] = $rangeWS1.strtoupper($startRowColRef).'1';
+ $val = $rangeWS2.$val.$endRowColRef;
+ }
+ }
+
+ $localeConstant = false;
+ if ($opCharacter == '"') {
+// echo 'Element is a String<br />';
+ // UnEscape any quotes within the string
+ $val = self::_wrapResult(str_replace('""','"',self::_unwrapResult($val)));
+ } elseif (is_numeric($val)) {
+// echo 'Element is a Number<br />';
+ if ((strpos($val,'.') !== false) || (stripos($val,'e') !== false) || ($val > PHP_INT_MAX) || ($val < -PHP_INT_MAX)) {
+// echo 'Casting '.$val.' to float<br />';
+ $val = (float) $val;
+ } else {
+// echo 'Casting '.$val.' to integer<br />';
+ $val = (integer) $val;
+ }
+ } elseif (isset(self::$_ExcelConstants[trim(strtoupper($val))])) {
+ $excelConstant = trim(strtoupper($val));
+// echo 'Element '.$excelConstant.' is an Excel Constant<br />';
+ $val = self::$_ExcelConstants[$excelConstant];
+ } elseif (($localeConstant = array_search(trim(strtoupper($val)), self::$_localeBoolean)) !== false) {
+// echo 'Element '.$localeConstant.' is an Excel Constant<br />';
+ $val = self::$_ExcelConstants[$localeConstant];
+ }
+ $details = array('type' => 'Value', 'value' => $val, 'reference' => null);
+ if ($localeConstant) { $details['localeValue'] = $localeConstant; }
+ $output[] = $details;
+ }
+ $index += $length;
+
+ } elseif ($opCharacter == '$') { // absolute row or column range
+ ++$index;
+ } elseif ($opCharacter == ')') { // miscellaneous error checking
+ if ($expectingOperand) {
+ $output[] = array('type' => 'NULL Value', 'value' => self::$_ExcelConstants['NULL'], 'reference' => null);
+ $expectingOperand = false;
+ $expectingOperator = true;
+ } else {
+ return $this->_raiseFormulaError("Formula Error: Unexpected ')'");
+ }
+ } elseif (isset(self::$_operators[$opCharacter]) && !$expectingOperator) {
+ return $this->_raiseFormulaError("Formula Error: Unexpected operator '$opCharacter'");
+ } else { // I don't even want to know what you did to get here
+ return $this->_raiseFormulaError("Formula Error: An unexpected error occured");
+ }
+ // Test for end of formula string
+ if ($index == strlen($formula)) {
+ // Did we end with an operator?.
+ // Only valid for the % unary operator
+ if ((isset(self::$_operators[$opCharacter])) && ($opCharacter != '%')) {
+ return $this->_raiseFormulaError("Formula Error: Operator '$opCharacter' has no operands");
+ } else {
+ break;
+ }
+ }
+ // Ignore white space
+ while (($formula{$index} == "\n") || ($formula{$index} == "\r")) {
+ ++$index;
+ }
+ if ($formula{$index} == ' ') {
+ while ($formula{$index} == ' ') {
+ ++$index;
+ }
+ // If we're expecting an operator, but only have a space between the previous and next operands (and both are
+ // Cell References) then we have an INTERSECTION operator
+// echo 'Possible Intersect Operator<br />';
+ if (($expectingOperator) && (preg_match('/^'.self::CALCULATION_REGEXP_CELLREF.'.*/Ui', substr($formula, $index), $match)) &&
+ ($output[count($output)-1]['type'] == 'Cell Reference')) {
+// echo 'Element is an Intersect Operator<br />';
+ while($stack->count() > 0 &&
+ ($o2 = $stack->last()) &&
+ isset(self::$_operators[$o2['value']]) &&
+ @($operatorAssociativity[$opCharacter] ? $operatorPrecedence[$opCharacter] < $operatorPrecedence[$o2['value']] : $operatorPrecedence[$opCharacter] <= $operatorPrecedence[$o2['value']])) {
+ $output[] = $stack->pop(); // Swap operands and higher precedence operators from the stack to the output
+ }
+ $stack->push('Binary Operator','|'); // Put an Intersect Operator on the stack
+ $expectingOperator = false;
+ }
+ }
+ }
+
+ while (($op = $stack->pop()) !== NULL) { // pop everything off the stack and push onto output
+ if ((is_array($opCharacter) && $opCharacter['value'] == '(') || ($opCharacter === '('))
+ return $this->_raiseFormulaError("Formula Error: Expecting ')'"); // if there are any opening braces on the stack, then braces were unbalanced
+ $output[] = $op;
+ }
+ return $output;
+ } // function _parseFormula()
+
+
+ private static function _dataTestReference(&$operandData)
+ {
+ $operand = $operandData['value'];
+ if (($operandData['reference'] === NULL) && (is_array($operand))) {
+ $rKeys = array_keys($operand);
+ $rowKey = array_shift($rKeys);
+ $cKeys = array_keys(array_keys($operand[$rowKey]));
+ $colKey = array_shift($cKeys);
+ if (ctype_upper($colKey)) {
+ $operandData['reference'] = $colKey.$rowKey;
+ }
+ }
+ return $operand;
+ }
+
+ // evaluate postfix notation
+ private function _processTokenStack($tokens, $cellID = null, PHPExcel_Cell $pCell = null) {
+ if ($tokens == false) return false;
+
+ // If we're using cell caching, then $pCell may well be flushed back to the cache (which detaches the parent worksheet),
+ // so we store the parent worksheet so that we can re-attach it when necessary
+ $pCellParent = ($pCell !== NULL) ? $pCell->getParent() : null;
+ $stack = new PHPExcel_Calculation_Token_Stack;
+
+ // Loop through each token in turn
+ foreach ($tokens as $tokenData) {
+// print_r($tokenData);
+// echo '<br />';
+ $token = $tokenData['value'];
+// echo '<b>Token is '.$token.'</b><br />';
+ // if the token is a binary operator, pop the top two values off the stack, do the operation, and push the result back on the stack
+ if (isset(self::$_binaryOperators[$token])) {
+// echo 'Token is a binary operator<br />';
+ // We must have two operands, error if we don't
+ if (($operand2Data = $stack->pop()) === NULL) return $this->_raiseFormulaError('Internal error - Operand value missing from stack');
+ if (($operand1Data = $stack->pop()) === NULL) return $this->_raiseFormulaError('Internal error - Operand value missing from stack');
+
+ $operand1 = self::_dataTestReference($operand1Data);
+ $operand2 = self::_dataTestReference($operand2Data);
+
+ // Log what we're doing
+ if ($token == ':') {
+ $this->_writeDebug('Evaluating Range '.$this->_showValue($operand1Data['reference']).$token.$this->_showValue($operand2Data['reference']));
+ } else {
+ $this->_writeDebug('Evaluating '.$this->_showValue($operand1).' '.$token.' '.$this->_showValue($operand2));
+ }
+
+ // Process the operation in the appropriate manner
+ switch ($token) {
+ // Comparison (Boolean) Operators
+ case '>' : // Greater than
+ case '<' : // Less than
+ case '>=' : // Greater than or Equal to
+ case '<=' : // Less than or Equal to
+ case '=' : // Equality
+ case '<>' : // Inequality
+ $this->_executeBinaryComparisonOperation($cellID,$operand1,$operand2,$token,$stack);
+ break;
+ // Binary Operators
+ case ':' : // Range
+ $sheet1 = $sheet2 = '';
+ if (strpos($operand1Data['reference'],'!') !== false) {
+ list($sheet1,$operand1Data['reference']) = explode('!',$operand1Data['reference']);
+ } else {
+ $sheet1 = ($pCellParent !== NULL) ? $pCellParent->getTitle() : '';
+ }
+ if (strpos($operand2Data['reference'],'!') !== false) {
+ list($sheet2,$operand2Data['reference']) = explode('!',$operand2Data['reference']);
+ } else {
+ $sheet2 = $sheet1;
+ }
+ if ($sheet1 == $sheet2) {
+ if ($operand1Data['reference'] === NULL) {
+ if ((trim($operand1Data['value']) != '') && (is_numeric($operand1Data['value']))) {
+ $operand1Data['reference'] = $pCell->getColumn().$operand1Data['value'];
+ } elseif (trim($operand1Data['reference']) == '') {
+ $operand1Data['reference'] = $pCell->getCoordinate();
+ } else {
+ $operand1Data['reference'] = $operand1Data['value'].$pCell->getRow();
+ }
+ }
+ if ($operand2Data['reference'] === NULL) {
+ if ((trim($operand2Data['value']) != '') && (is_numeric($operand2Data['value']))) {
+ $operand2Data['reference'] = $pCell->getColumn().$operand2Data['value'];
+ } elseif (trim($operand2Data['reference']) == '') {
+ $operand2Data['reference'] = $pCell->getCoordinate();
+ } else {
+ $operand2Data['reference'] = $operand2Data['value'].$pCell->getRow();
+ }
+ }
+
+ $oData = array_merge(explode(':',$operand1Data['reference']),explode(':',$operand2Data['reference']));
+ $oCol = $oRow = array();
+ foreach($oData as $oDatum) {
+ $oCR = PHPExcel_Cell::coordinateFromString($oDatum);
+ $oCol[] = PHPExcel_Cell::columnIndexFromString($oCR[0]) - 1;
+ $oRow[] = $oCR[1];
+ }
+ $cellRef = PHPExcel_Cell::stringFromColumnIndex(min($oCol)).min($oRow).':'.PHPExcel_Cell::stringFromColumnIndex(max($oCol)).max($oRow);
+ if ($pCellParent !== NULL) {
+ $cellValue = $this->extractCellRange($cellRef, $pCellParent->getParent()->getSheetByName($sheet1), false);
+ } else {
+ return $this->_raiseFormulaError('Unable to access Cell Reference');
+ }
+ $stack->push('Cell Reference',$cellValue,$cellRef);
+ } else {
+ $stack->push('Error',PHPExcel_Calculation_Functions::REF(),null);
+ }
+
+ break;
+ case '+' : // Addition
+ $this->_executeNumericBinaryOperation($cellID,$operand1,$operand2,$token,'plusEquals',$stack);
+ break;
+ case '-' : // Subtraction
+ $this->_executeNumericBinaryOperation($cellID,$operand1,$operand2,$token,'minusEquals',$stack);
+ break;
+ case '*' : // Multiplication
+ $this->_executeNumericBinaryOperation($cellID,$operand1,$operand2,$token,'arrayTimesEquals',$stack);
+ break;
+ case '/' : // Division
+ $this->_executeNumericBinaryOperation($cellID,$operand1,$operand2,$token,'arrayRightDivide',$stack);
+ break;
+ case '^' : // Exponential
+ $this->_executeNumericBinaryOperation($cellID,$operand1,$operand2,$token,'power',$stack);
+ break;
+ case '&' : // Concatenation
+ // If either of the operands is a matrix, we need to treat them both as matrices
+ // (converting the other operand to a matrix if need be); then perform the required
+ // matrix operation
+ if (is_bool($operand1)) {
+ $operand1 = ($operand1) ? self::$_localeBoolean['TRUE'] : self::$_localeBoolean['FALSE'];
+ }
+ if (is_bool($operand2)) {
+ $operand2 = ($operand2) ? self::$_localeBoolean['TRUE'] : self::$_localeBoolean['FALSE'];
+ }
+ if ((is_array($operand1)) || (is_array($operand2))) {
+ // Ensure that both operands are arrays/matrices
+ self::_checkMatrixOperands($operand1,$operand2,2);
+ try {
+ // Convert operand 1 from a PHP array to a matrix
+ $matrix = new PHPExcel_Shared_JAMA_Matrix($operand1);
+ // Perform the required operation against the operand 1 matrix, passing in operand 2
+ $matrixResult = $matrix->concat($operand2);
+ $result = $matrixResult->getArray();
+ } catch (Exception $ex) {
+ $this->_writeDebug('JAMA Matrix Exception: '.$ex->getMessage());
+ $result = '#VALUE!';
+ }
+ } else {
+ $result = '"'.str_replace('""','"',self::_unwrapResult($operand1,'"').self::_unwrapResult($operand2,'"')).'"';
+ }
+ $this->_writeDebug('Evaluation Result is '.$this->_showTypeDetails($result));
+ $stack->push('Value',$result);
+ break;
+ case '|' : // Intersect
+ $rowIntersect = array_intersect_key($operand1,$operand2);
+ $cellIntersect = $oCol = $oRow = array();
+ foreach(array_keys($rowIntersect) as $row) {
+ $oRow[] = $row;
+ foreach($rowIntersect[$row] as $col => $data) {
+ $oCol[] = PHPExcel_Cell::columnIndexFromString($col) - 1;
+ $cellIntersect[$row] = array_intersect_key($operand1[$row],$operand2[$row]);
+ }
+ }
+ $cellRef = PHPExcel_Cell::stringFromColumnIndex(min($oCol)).min($oRow).':'.PHPExcel_Cell::stringFromColumnIndex(max($oCol)).max($oRow);
+ $this->_writeDebug('Evaluation Result is '.$this->_showTypeDetails($cellIntersect));
+ $stack->push('Value',$cellIntersect,$cellRef);
+ break;
+ }
+
+ // if the token is a unary operator, pop one value off the stack, do the operation, and push it back on
+ } elseif (($token === '~') || ($token === '%')) {
+// echo 'Token is a unary operator<br />';
+ if (($arg = $stack->pop()) === NULL) return $this->_raiseFormulaError('Internal error - Operand value missing from stack');
+ $arg = $arg['value'];
+ if ($token === '~') {
+// echo 'Token is a negation operator<br />';
+ $this->_writeDebug('Evaluating Negation of '.$this->_showValue($arg));
+ $multiplier = -1;
+ } else {
+// echo 'Token is a percentile operator<br />';
+ $this->_writeDebug('Evaluating Percentile of '.$this->_showValue($arg));
+ $multiplier = 0.01;
+ }
+ if (is_array($arg)) {
+ self::_checkMatrixOperands($arg,$multiplier,2);
+ try {
+ $matrix1 = new PHPExcel_Shared_JAMA_Matrix($arg);
+ $matrixResult = $matrix1->arrayTimesEquals($multiplier);
+ $result = $matrixResult->getArray();
+ } catch (Exception $ex) {
+ $this->_writeDebug('JAMA Matrix Exception: '.$ex->getMessage());
+ $result = '#VALUE!';
+ }
+ $this->_writeDebug('Evaluation Result is '.$this->_showTypeDetails($result));
+ $stack->push('Value',$result);
+ } else {
+ $this->_executeNumericBinaryOperation($cellID,$multiplier,$arg,'*','arrayTimesEquals',$stack);
+ }
+
+ } elseif (preg_match('/^'.self::CALCULATION_REGEXP_CELLREF.'$/i', $token, $matches)) {
+ $cellRef = null;
+// echo 'Element '.$token.' is a Cell reference<br />';
+ if (isset($matches[8])) {
+// echo 'Reference is a Range of cells<br />';
+ if ($pCell === NULL) {
+// We can't access the range, so return a REF error
+ $cellValue = PHPExcel_Calculation_Functions::REF();
+ } else {
+ $cellRef = $matches[6].$matches[7].':'.$matches[9].$matches[10];
+ if ($matches[2] > '') {
+ $matches[2] = trim($matches[2],"\"'");
+ if ((strpos($matches[2],'[') !== false) || (strpos($matches[2],']') !== false)) {
+ // It's a Reference to an external workbook (not currently supported)
+ return $this->_raiseFormulaError('Unable to access External Workbook');
+ }
+ $matches[2] = trim($matches[2],"\"'");
+// echo '$cellRef='.$cellRef.' in worksheet '.$matches[2].'<br />';
+ $this->_writeDebug('Evaluating Cell Range '.$cellRef.' in worksheet '.$matches[2]);
+ if ($pCellParent !== NULL) {
+ $cellValue = $this->extractCellRange($cellRef, $pCellParent->getParent()->getSheetByName($matches[2]), false);
+ } else {
+ return $this->_raiseFormulaError('Unable to access Cell Reference');
+ }
+ $this->_writeDebug('Evaluation Result for cells '.$cellRef.' in worksheet '.$matches[2].' is '.$this->_showTypeDetails($cellValue));
+// $cellRef = $matches[2].'!'.$cellRef;
+ } else {
+// echo '$cellRef='.$cellRef.' in current worksheet<br />';
+ $this->_writeDebug('Evaluating Cell Range '.$cellRef.' in current worksheet');
+ if ($pCellParent !== NULL) {
+ $cellValue = $this->extractCellRange($cellRef, $pCellParent, false);
+ } else {
+ return $this->_raiseFormulaError('Unable to access Cell Reference');
+ }
+ $this->_writeDebug('Evaluation Result for cells '.$cellRef.' is '.$this->_showTypeDetails($cellValue));
+ }
+ }
+ } else {
+// echo 'Reference is a single Cell<br />';
+ if ($pCell === NULL) {
+// We can't access the cell, so return a REF error
+ $cellValue = PHPExcel_Calculation_Functions::REF();
+ } else {
+ $cellRef = $matches[6].$matches[7];
+ if ($matches[2] > '') {
+ $matches[2] = trim($matches[2],"\"'");
+ if ((strpos($matches[2],'[') !== false) || (strpos($matches[2],']') !== false)) {
+ // It's a Reference to an external workbook (not currently supported)
+ return $this->_raiseFormulaError('Unable to access External Workbook');
+ }
+// echo '$cellRef='.$cellRef.' in worksheet '.$matches[2].'<br />';
+ $this->_writeDebug('Evaluating Cell '.$cellRef.' in worksheet '.$matches[2]);
+ if ($pCellParent !== NULL) {
+ if ($pCellParent->getParent()->getSheetByName($matches[2])->cellExists($cellRef)) {
+ $cellValue = $this->extractCellRange($cellRef, $pCellParent->getParent()->getSheetByName($matches[2]), false);
+ $pCell->attach($pCellParent);
+ } else {
+ $cellValue = null;
+ }
+ } else {
+ return $this->_raiseFormulaError('Unable to access Cell Reference');
+ }
+ $this->_writeDebug('Evaluation Result for cell '.$cellRef.' in worksheet '.$matches[2].' is '.$this->_showTypeDetails($cellValue));
+// $cellRef = $matches[2].'!'.$cellRef;
+ } else {
+// echo '$cellRef='.$cellRef.' in current worksheet<br />';
+ $this->_writeDebug('Evaluating Cell '.$cellRef.' in current worksheet');
+ if ($pCellParent->cellExists($cellRef)) {
+ $cellValue = $this->extractCellRange($cellRef, $pCellParent, false);
+ $pCell->attach($pCellParent);
+ } else {
+ $cellValue = null;
+ }
+ $this->_writeDebug('Evaluation Result for cell '.$cellRef.' is '.$this->_showTypeDetails($cellValue));
+ }
+ }
+ }
+ $stack->push('Value',$cellValue,$cellRef);
+
+ // if the token is a function, pop arguments off the stack, hand them to the function, and push the result back on
+ } elseif (preg_match('/^'.self::CALCULATION_REGEXP_FUNCTION.'$/i', $token, $matches)) {
+// echo 'Token is a function<br />';
+ $functionName = $matches[1];
+ $argCount = $stack->pop();
+ $argCount = $argCount['value'];
+ if ($functionName != 'MKMATRIX') {
+ $this->_writeDebug('Evaluating Function '.self::_localeFunc($functionName).'() with '.(($argCount == 0) ? 'no' : $argCount).' argument'.(($argCount == 1) ? '' : 's'));
+ }
+ if ((isset(self::$_PHPExcelFunctions[$functionName])) || (isset(self::$_controlFunctions[$functionName]))) { // function
+ if (isset(self::$_PHPExcelFunctions[$functionName])) {
+ $functionCall = self::$_PHPExcelFunctions[$functionName]['functionCall'];
+ $passByReference = isset(self::$_PHPExcelFunctions[$functionName]['passByReference']);
+ $passCellReference = isset(self::$_PHPExcelFunctions[$functionName]['passCellReference']);
+ } elseif (isset(self::$_controlFunctions[$functionName])) {
+ $functionCall = self::$_controlFunctions[$functionName]['functionCall'];
+ $passByReference = isset(self::$_controlFunctions[$functionName]['passByReference']);
+ $passCellReference = isset(self::$_controlFunctions[$functionName]['passCellReference']);
+ }
+ // get the arguments for this function
+// echo 'Function '.$functionName.' expects '.$argCount.' arguments<br />';
+ $args = $argArrayVals = array();
+ for ($i = 0; $i < $argCount; ++$i) {
+ $arg = $stack->pop();
+ $a = $argCount - $i - 1;
+ if (($passByReference) &&
+ (isset(self::$_PHPExcelFunctions[$functionName]['passByReference'][$a])) &&
+ (self::$_PHPExcelFunctions[$functionName]['passByReference'][$a])) {
+ if ($arg['reference'] === NULL) {
+ $args[] = $cellID;
+ if ($functionName != 'MKMATRIX') { $argArrayVals[] = $this->_showValue($cellID); }
+ } else {
+ $args[] = $arg['reference'];
+ if ($functionName != 'MKMATRIX') { $argArrayVals[] = $this->_showValue($arg['reference']); }
+ }
+ } else {
+ $args[] = self::_unwrapResult($arg['value']);
+ if ($functionName != 'MKMATRIX') { $argArrayVals[] = $this->_showValue($arg['value']); }
+ }
+ }
+ // Reverse the order of the arguments
+ krsort($args);
+ if (($passByReference) && ($argCount == 0)) {
+ $args[] = $cellID;
+ $argArrayVals[] = $this->_showValue($cellID);
+ }
+// echo 'Arguments are: ';
+// print_r($args);
+// echo '<br />';
+ if ($functionName != 'MKMATRIX') {
+ if ($this->writeDebugLog) {
+ krsort($argArrayVals);
+ $this->_writeDebug('Evaluating '. self::_localeFunc($functionName).'( '.implode(self::$_localeArgumentSeparator.' ',PHPExcel_Calculation_Functions::flattenArray($argArrayVals)).' )');
+ }
+ }
+ // Process each argument in turn, building the return value as an array
+// if (($argCount == 1) && (is_array($args[1])) && ($functionName != 'MKMATRIX')) {
+// $operand1 = $args[1];
+// $this->_writeDebug('Argument is a matrix: '.$this->_showValue($operand1));
+// $result = array();
+// $row = 0;
+// foreach($operand1 as $args) {
+// if (is_array($args)) {
+// foreach($args as $arg) {
+// $this->_writeDebug('Evaluating '.self::_localeFunc($functionName).'( '.$this->_showValue($arg).' )');
+// $r = call_user_func_array($functionCall,$arg);
+// $this->_writeDebug('Evaluation Result for '.self::_localeFunc($functionName).'() function call is '.$this->_showTypeDetails($r));
+// $result[$row][] = $r;
+// }
+// ++$row;
+// } else {
+// $this->_writeDebug('Evaluating '.self::_localeFunc($functionName).'( '.$this->_showValue($args).' )');
+// $r = call_user_func_array($functionCall,$args);
+// $this->_writeDebug('Evaluation Result for '.self::_localeFunc($functionName).'() function call is '.$this->_showTypeDetails($r));
+// $result[] = $r;
+// }
+// }
+// } else {
+ // Process the argument with the appropriate function call
+ if ($passCellReference) {
+ $args[] = $pCell;
+ }
+ if (strpos($functionCall,'::') !== false) {
+ $result = call_user_func_array(explode('::',$functionCall),$args);
+ } else {
+ foreach($args as &$arg) {
+ $arg = PHPExcel_Calculation_Functions::flattenSingleValue($arg);
+ }
+ unset($arg);
+ $result = call_user_func_array($functionCall,$args);
+ }
+// }
+ if ($functionName != 'MKMATRIX') {
+ $this->_writeDebug('Evaluation Result for '.self::_localeFunc($functionName).'() function call is '.$this->_showTypeDetails($result));
+ }
+ $stack->push('Value',self::_wrapResult($result));
+ }
+
+ } else {
+ // if the token is a number, boolean, string or an Excel error, push it onto the stack
+ if (isset(self::$_ExcelConstants[strtoupper($token)])) {
+ $excelConstant = strtoupper($token);
+// echo 'Token is a PHPExcel constant: '.$excelConstant.'<br />';
+ $stack->push('Constant Value',self::$_ExcelConstants[$excelConstant]);
+ $this->_writeDebug('Evaluating Constant '.$excelConstant.' as '.$this->_showTypeDetails(self::$_ExcelConstants[$excelConstant]));
+ } elseif ((is_numeric($token)) || ($token === NULL) || (is_bool($token)) || ($token == '') || ($token{0} == '"') || ($token{0} == '#')) {
+// echo 'Token is a number, boolean, string, null or an Excel error<br />';
+ $stack->push('Value',$token);
+ // if the token is a named range, push the named range name onto the stack
+ } elseif (preg_match('/^'.self::CALCULATION_REGEXP_NAMEDRANGE.'$/i', $token, $matches)) {
+// echo 'Token is a named range<br />';
+ $namedRange = $matches[6];
+// echo 'Named Range is '.$namedRange.'<br />';
+ $this->_writeDebug('Evaluating Named Range '.$namedRange);
+ $cellValue = $this->extractNamedRange($namedRange, ((null !== $pCell) ? $pCellParent : null), false);
+ $pCell->attach($pCellParent);
+ $this->_writeDebug('Evaluation Result for named range '.$namedRange.' is '.$this->_showTypeDetails($cellValue));
+ $stack->push('Named Range',$cellValue,$namedRange);
+ } else {
+ return $this->_raiseFormulaError("undefined variable '$token'");
+ }
+ }
+ }
+ // when we're out of tokens, the stack should have a single element, the final result
+ if ($stack->count() != 1) return $this->_raiseFormulaError("internal error");
+ $output = $stack->pop();
+ $output = $output['value'];
+
+// if ((is_array($output)) && (self::$returnArrayAsType != self::RETURN_ARRAY_AS_ARRAY)) {
+// return array_shift(PHPExcel_Calculation_Functions::flattenArray($output));
+// }
+ return $output;
+ } // function _processTokenStack()
+
+
+ private function _validateBinaryOperand($cellID,&$operand,&$stack) {
+ // Numbers, matrices and booleans can pass straight through, as they're already valid
+ if (is_string($operand)) {
+ // We only need special validations for the operand if it is a string
+ // Start by stripping off the quotation marks we use to identify true excel string values internally
+ if ($operand > '' && $operand{0} == '"') { $operand = self::_unwrapResult($operand); }
+ // If the string is a numeric value, we treat it as a numeric, so no further testing
+ if (!is_numeric($operand)) {
+ // If not a numeric, test to see if the value is an Excel error, and so can't be used in normal binary operations
+ if ($operand > '' && $operand{0} == '#') {
+ $stack->push('Value', $operand);
+ $this->_writeDebug('Evaluation Result is '.$this->_showTypeDetails($operand));
+ return false;
+ } elseif (!PHPExcel_Shared_String::convertToNumberIfFraction($operand)) {
+ // If not a numeric or a fraction, then it's a text string, and so can't be used in mathematical binary operations
+ $stack->push('Value', '#VALUE!');
+ $this->_writeDebug('Evaluation Result is a '.$this->_showTypeDetails('#VALUE!'));
+ return false;
+ }
+ }
+ }
+
+ // return a true if the value of the operand is one that we can use in normal binary operations
+ return true;
+ } // function _validateBinaryOperand()
+
+
+ private function _executeBinaryComparisonOperation($cellID,$operand1,$operand2,$operation,&$stack,$recursingArrays=false) {
+ // If we're dealing with matrix operations, we want a matrix result
+ if ((is_array($operand1)) || (is_array($operand2))) {
+ $result = array();
+ if ((is_array($operand1)) && (!is_array($operand2))) {
+ foreach($operand1 as $x => $operandData) {
+ $this->_writeDebug('Evaluating Comparison '.$this->_showValue($operandData).' '.$operation.' '.$this->_showValue($operand2));
+ $this->_executeBinaryComparisonOperation($cellID,$operandData,$operand2,$operation,$stack);
+ $r = $stack->pop();
+ $result[$x] = $r['value'];
+ }
+ } elseif ((!is_array($operand1)) && (is_array($operand2))) {
+ foreach($operand2 as $x => $operandData) {
+ $this->_writeDebug('Evaluating Comparison '.$this->_showValue($operand1).' '.$operation.' '.$this->_showValue($operandData));
+ $this->_executeBinaryComparisonOperation($cellID,$operand1,$operandData,$operation,$stack);
+ $r = $stack->pop();
+ $result[$x] = $r['value'];
+ }
+ } else {
+ if (!$recursingArrays) { self::_checkMatrixOperands($operand1,$operand2,2); }
+ foreach($operand1 as $x => $operandData) {
+ $this->_writeDebug('Evaluating Comparison '.$this->_showValue($operandData).' '.$operation.' '.$this->_showValue($operand2[$x]));
+ $this->_executeBinaryComparisonOperation($cellID,$operandData,$operand2[$x],$operation,$stack,true);
+ $r = $stack->pop();
+ $result[$x] = $r['value'];
+ }
+ }
+ // Log the result details
+ $this->_writeDebug('Comparison Evaluation Result is '.$this->_showTypeDetails($result));
+ // And push the result onto the stack
+ $stack->push('Array',$result);
+ return true;
+ }
+
+ // Simple validate the two operands if they are string values
+ if (is_string($operand1) && $operand1 > '' && $operand1{0} == '"') { $operand1 = self::_unwrapResult($operand1); }
+ if (is_string($operand2) && $operand2 > '' && $operand2{0} == '"') { $operand2 = self::_unwrapResult($operand2); }
+
+ // execute the necessary operation
+ switch ($operation) {
+ // Greater than
+ case '>':
+ $result = ($operand1 > $operand2);
+ break;
+ // Less than
+ case '<':
+ $result = ($operand1 < $operand2);
+ break;
+ // Equality
+ case '=':
+ $result = ($operand1 == $operand2);
+ break;
+ // Greater than or equal
+ case '>=':
+ $result = ($operand1 >= $operand2);
+ break;
+ // Less than or equal
+ case '<=':
+ $result = ($operand1 <= $operand2);
+ break;
+ // Inequality
+ case '<>':
+ $result = ($operand1 != $operand2);
+ break;
+ }
+
+ // Log the result details
+ $this->_writeDebug('Evaluation Result is '.$this->_showTypeDetails($result));
+ // And push the result onto the stack
+ $stack->push('Value',$result);
+ return true;
+ } // function _executeBinaryComparisonOperation()
+
+
+ private function _executeNumericBinaryOperation($cellID,$operand1,$operand2,$operation,$matrixFunction,&$stack) {
+ // Validate the two operands
+ if (!$this->_validateBinaryOperand($cellID,$operand1,$stack)) return false;
+ if (!$this->_validateBinaryOperand($cellID,$operand2,$stack)) return false;
+
+ $executeMatrixOperation = false;
+ // If either of the operands is a matrix, we need to treat them both as matrices
+ // (converting the other operand to a matrix if need be); then perform the required
+ // matrix operation
+ if ((is_array($operand1)) || (is_array($operand2))) {
+ // Ensure that both operands are arrays/matrices
+ $executeMatrixOperation = true;
+ $mSize = array();
+ list($mSize[],$mSize[],$mSize[],$mSize[]) = self::_checkMatrixOperands($operand1,$operand2,2);
+
+ // But if they're both single cell matrices, then we can treat them as simple values
+ if (array_sum($mSize) == 4) {
+ $executeMatrixOperation = false;
+ $operand1 = $operand1[0][0];
+ $operand2 = $operand2[0][0];
+ }
+ }
+
+ if ($executeMatrixOperation) {
+ try {
+ // Convert operand 1 from a PHP array to a matrix
+ $matrix = new PHPExcel_Shared_JAMA_Matrix($operand1);
+ // Perform the required operation against the operand 1 matrix, passing in operand 2
+ $matrixResult = $matrix->$matrixFunction($operand2);
+ $result = $matrixResult->getArray();
+ } catch (Exception $ex) {
+ $this->_writeDebug('JAMA Matrix Exception: '.$ex->getMessage());
+ $result = '#VALUE!';
+ }
+ } else {
+ if ((PHPExcel_Calculation_Functions::getCompatibilityMode() != PHPExcel_Calculation_Functions::COMPATIBILITY_OPENOFFICE) &&
+ ((is_string($operand1) && !is_numeric($operand1)) || (is_string($operand2) && !is_numeric($operand2)))) {
+ $result = PHPExcel_Calculation_Functions::VALUE();
+ } else {
+ // If we're dealing with non-matrix operations, execute the necessary operation
+ switch ($operation) {
+ // Addition
+ case '+':
+ $result = $operand1+$operand2;
+ break;
+ // Subtraction
+ case '-':
+ $result = $operand1-$operand2;
+ break;
+ // Multiplication
+ case '*':
+ $result = $operand1*$operand2;
+ break;
+ // Division
+ case '/':
+ if ($operand2 == 0) {
+ // Trap for Divide by Zero error
+ $stack->push('Value','#DIV/0!');
+ $this->_writeDebug('Evaluation Result is '.$this->_showTypeDetails('#DIV/0!'));
+ return false;
+ } else {
+ $result = $operand1/$operand2;
+ }
+ break;
+ // Power
+ case '^':
+ $result = pow($operand1,$operand2);
+ break;
+ }
+ }
+ }
+
+ // Log the result details
+ $this->_writeDebug('Evaluation Result is '.$this->_showTypeDetails($result));
+ // And push the result onto the stack
+ $stack->push('Value',$result);
+ return true;
+ } // function _executeNumericBinaryOperation()
+
+
+ private function _writeDebug($message) {
+ // Only write the debug log if logging is enabled
+ if ($this->writeDebugLog) {
+ if ($this->echoDebugLog) {
+ echo implode(' -> ',$this->debugLogStack).' -> '.$message,'<br />';
+ }
+ $this->debugLog[] = implode(' -> ',$this->debugLogStack).' -> '.$message;
+ }
+ } // function _writeDebug()
+
+
+ // trigger an error, but nicely, if need be
+ protected function _raiseFormulaError($errorMessage) {
+ $this->formulaError = $errorMessage;
+ $this->debugLogStack = array();
+ if (!$this->suppressFormulaErrors) throw new Exception($errorMessage);
+ trigger_error($errorMessage, E_USER_ERROR);
+ } // function _raiseFormulaError()
+
+
+ /**
+ * Extract range values
+ *
+ * @param string &$pRange String based range representation
+ * @param PHPExcel_Worksheet $pSheet Worksheet
+ * @return mixed Array of values in range if range contains more than one element. Otherwise, a single value is returned.
+ * @throws Exception
+ */
+ public function extractCellRange(&$pRange = 'A1', PHPExcel_Worksheet $pSheet = null, $resetLog=true) {
+ // Return value
+ $returnValue = array ();
+
+// echo 'extractCellRange('.$pRange.')<br />';
+ if ($pSheet !== NULL) {
+// echo 'Passed sheet name is '.$pSheet->getTitle().'<br />';
+// echo 'Range reference is '.$pRange.'<br />';
+ if (strpos ($pRange, '!') !== false) {
+// echo '$pRange reference includes sheet reference<br />';
+ $worksheetReference = PHPExcel_Worksheet::extractSheetTitle($pRange, true);
+ $pSheet = $pSheet->getParent()->getSheetByName($worksheetReference[0]);
+// echo 'New sheet name is '.$pSheet->getTitle().'<br />';
+ $pRange = $worksheetReference[1];
+// echo 'Adjusted Range reference is '.$pRange.'<br />';
+ }
+
+ // Extract range
+ $aReferences = PHPExcel_Cell::extractAllCellReferencesInRange($pRange);
+ $pRange = $pSheet->getTitle().'!'.$pRange;
+ if (!isset($aReferences[1])) {
+ // Single cell in range
+ list($currentCol,$currentRow) = sscanf($aReferences[0],'%[A-Z]%d');
+ if ($pSheet->cellExists($aReferences[0])) {
+ $returnValue[$currentRow][$currentCol] = $pSheet->getCell($aReferences[0])->getCalculatedValue($resetLog);
+ } else {
+ $returnValue[$currentRow][$currentCol] = null;
+ }
+ } else {
+ // Extract cell data for all cells in the range
+ foreach ($aReferences as $reference) {
+ // Extract range
+ list($currentCol,$currentRow) = sscanf($reference,'%[A-Z]%d');
+
+ if ($pSheet->cellExists($reference)) {
+ $returnValue[$currentRow][$currentCol] = $pSheet->getCell($reference)->getCalculatedValue($resetLog);
+ } else {
+ $returnValue[$currentRow][$currentCol] = null;
+ }
+ }
+ }
+ }
+
+ // Return
+ return $returnValue;
+ } // function extractCellRange()
+
+
+ /**
+ * Extract range values
+ *
+ * @param string &$pRange String based range representation
+ * @param PHPExcel_Worksheet $pSheet Worksheet
+ * @return mixed Array of values in range if range contains more than one element. Otherwise, a single value is returned.
+ * @throws Exception
+ */
+ public function extractNamedRange(&$pRange = 'A1', PHPExcel_Worksheet $pSheet = null, $resetLog=true) {
+ // Return value
+ $returnValue = array ();
+
+// echo 'extractNamedRange('.$pRange.')<br />';
+ if ($pSheet !== NULL) {
+// echo 'Current sheet name is '.$pSheet->getTitle().'<br />';
+// echo 'Range reference is '.$pRange.'<br />';
+ if (strpos ($pRange, '!') !== false) {
+// echo '$pRange reference includes sheet reference<br />';
+ $worksheetReference = PHPExcel_Worksheet::extractSheetTitle($pRange, true);
+ $pSheet = $pSheet->getParent()->getSheetByName($worksheetReference[0]);
+// echo 'New sheet name is '.$pSheet->getTitle().'<br />';
+ $pRange = $worksheetReference[1];
+// echo 'Adjusted Range reference is '.$pRange.'<br />';
+ }
+
+ // Named range?
+ $namedRange = PHPExcel_NamedRange::resolveRange($pRange, $pSheet);
+ if ($namedRange !== NULL) {
+ $pSheet = $namedRange->getWorksheet();
+// echo 'Named Range '.$pRange.' (';
+ $pRange = $namedRange->getRange();
+ $splitRange = PHPExcel_Cell::splitRange($pRange);
+ // Convert row and column references
+ if (ctype_alpha($splitRange[0][0])) {
+ $pRange = $splitRange[0][0] . '1:' . $splitRange[0][1] . $namedRange->getWorksheet()->getHighestRow();
+ } elseif(ctype_digit($splitRange[0][0])) {
+ $pRange = 'A' . $splitRange[0][0] . ':' . $namedRange->getWorksheet()->getHighestColumn() . $splitRange[0][1];
+ }
+// echo $pRange.') is in sheet '.$namedRange->getWorksheet()->getTitle().'<br />';
+
+// if ($pSheet->getTitle() != $namedRange->getWorksheet()->getTitle()) {
+// if (!$namedRange->getLocalOnly()) {
+// $pSheet = $namedRange->getWorksheet();
+// } else {
+// return $returnValue;
+// }
+// }
+ } else {
+ return PHPExcel_Calculation_Functions::REF();
+ }
+
+ // Extract range
+ $aReferences = PHPExcel_Cell::extractAllCellReferencesInRange($pRange);
+// var_dump($aReferences);
+ if (!isset($aReferences[1])) {
+ // Single cell (or single column or row) in range
+ list($currentCol,$currentRow) = PHPExcel_Cell::coordinateFromString($aReferences[0]);
+ if ($pSheet->cellExists($aReferences[0])) {
+ $returnValue[$currentRow][$currentCol] = $pSheet->getCell($aReferences[0])->getCalculatedValue($resetLog);
+ } else {
+ $returnValue[$currentRow][$currentCol] = null;
+ }
+ } else {
+ // Extract cell data for all cells in the range
+ foreach ($aReferences as $reference) {
+ // Extract range
+ list($currentCol,$currentRow) = PHPExcel_Cell::coordinateFromString($reference);
+// echo 'NAMED RANGE: $currentCol='.$currentCol.' $currentRow='.$currentRow.'<br />';
+ if ($pSheet->cellExists($reference)) {
+ $returnValue[$currentRow][$currentCol] = $pSheet->getCell($reference)->getCalculatedValue($resetLog);
+ } else {
+ $returnValue[$currentRow][$currentCol] = null;
+ }
+ }
+ }
+// print_r($returnValue);
+// echo '<br />';
+ }
+
+ // Return
+ return $returnValue;
+ } // function extractNamedRange()
+
+
+ /**
+ * Is a specific function implemented?
+ *
+ * @param string $pFunction Function Name
+ * @return boolean
+ */
+ public function isImplemented($pFunction = '') {
+ $pFunction = strtoupper ($pFunction);
+ if (isset(self::$_PHPExcelFunctions[$pFunction])) {
+ return (self::$_PHPExcelFunctions[$pFunction]['functionCall'] != 'PHPExcel_Calculation_Functions::DUMMY');
+ } else {
+ return false;
+ }
+ } // function isImplemented()
+
+
+ /**
+ * Get a list of all implemented functions as an array of function objects
+ *
+ * @return array of PHPExcel_Calculation_Function
+ */
+ public function listFunctions() {
+ // Return value
+ $returnValue = array();
+ // Loop functions
+ foreach(self::$_PHPExcelFunctions as $functionName => $function) {
+ if ($function['functionCall'] != 'PHPExcel_Calculation_Functions::DUMMY') {
+ $returnValue[$functionName] = new PHPExcel_Calculation_Function($function['category'],
+ $functionName,
+ $function['functionCall']
+ );
+ }
+ }
+
+ // Return
+ return $returnValue;
+ } // function listFunctions()
+
+
+ /**
+ * Get a list of all Excel function names
+ *
+ * @return array
+ */
+ public function listAllFunctionNames() {
+ return array_keys(self::$_PHPExcelFunctions);
+ } // function listAllFunctionNames()
+
+ /**
+ * Get a list of implemented Excel function names
+ *
+ * @return array
+ */
+ public function listFunctionNames() {
+ // Return value
+ $returnValue = array();
+ // Loop functions
+ foreach(self::$_PHPExcelFunctions as $functionName => $function) {
+ if ($function['functionCall'] != 'PHPExcel_Calculation_Functions::DUMMY') {
+ $returnValue[] = $functionName;
+ }
+ }
+
+ // Return
+ return $returnValue;
+ } // function listFunctionNames()
+
+} // class PHPExcel_Calculation
+
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