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<?php
/**
* PHPExcel
*
* Copyright (c) 2006 - 2011 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 - 2011 PHPExcel (http://www.codeplex.com/PHPExcel)
* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
* @version 1.7.6, 2011-02-27
*/
/** 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 - 2011 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_Functions::DUMMY',
'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() {
ini_set('precision',$this->_savedPrecision);
}
/**
* Get an instance of this class
*
* @access public
* @return PHPExcel_Calculation
*/
public static function getInstance() {
if (!isset(self::$_instance) || is_null(self::$_instance)) {
self::$_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) && !is_null(self::$_instance)) {
self::$_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
$functionNamesFile = PHPEXCEL_ROOT . 'PHPExcel/locale/'.str_replace('_','/',$locale).'/functions';
if (!file_exists($functionNamesFile)) {
// If there isn't a locale specific function file, look for a language specific function file
$functionNamesFile = PHPEXCEL_ROOT . 'PHPExcel/locale/'.$language.'/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']; }
$configFile = PHPEXCEL_ROOT . 'PHPExcel/locale/'.str_replace('_','/',$locale).'/config';
if (!file_exists($configFile)) {
$configFile = PHPEXCEL_ROOT . 'PHPExcel/locale/'.$language.'/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 (is_null(self::$functionReplaceFromExcel)) {
self::$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($excelBoolean).'([^\w\.])/Ui';
}
}
if (is_null(self::$functionReplaceToLocale)) {
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 (is_null(self::$functionReplaceFromLocale)) {
self::$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 (is_null(self::$functionReplaceToExcel)) {
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 (is_null($pCell)) {
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 (is_null($result)) {
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 (!is_null($pCell)) {
$pCellParent = $pCell->getParent();
if (!is_null($pCellParent)) {
$wsTitle = $pCellParent->getTitle();
}
}
// Is calculation cacheing enabled?
if (!is_null($cellID)) {
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 (!is_null($cellID)) {
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,$row);
$rpad = '; ';
} else {
$returnMatrix[] = $row;
}
}
return '{ '.implode($rpad,$returnMatrix).' }';
} elseif(is_bool($value)) {
return ($value) ? self::$_localeBoolean['TRUE'] : self::$_localeBoolean['FALSE'];
}
}
return $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 (is_null($value)) {
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 = (!is_null($pCell)) ? $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_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 (is_null($o2)) 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 (is_null($o2)) 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) {
$stack->push('Operand Count for Function '.self::_localeFunc(strtoupper($val)).')', 0);
$expectingOperator = true;
} else {
$stack->push('Operand Count for Function '.self::_localeFunc(strtoupper($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
$endRowColRef = (!is_null($pCellParent)) ? $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
$endRowColRef = (!is_null($pCellParent)) ? $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
$expectingOperator = false;
}
}
}
while (!is_null($op = $stack->pop())) { // pop everything off the stack and push onto output
if ($opCharacter['value'] == '(') return $this->_raiseFormulaError("Formula Error: Expecting ')'"); // if there are any opening braces on the stack, then braces were unbalanced
$output[] = $op;
}
return $output;
} // function _parseFormula()
// evaluate postfix notation
private function _processTokenStack($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
$pCellParent = (!is_null($pCell)) ? $pCell->getParent() : null;
$stack = new PHPExcel_Token_Stack;
// Loop through each token in turn
foreach ($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 (is_null($operand2Data = $stack->pop())) return $this->_raiseFormulaError('Internal error - Operand value missing from stack');
if (is_null($operand1Data = $stack->pop())) return $this->_raiseFormulaError('Internal error - Operand value missing from stack');
// Log what we're doing
$operand1 = $operand1Data['value'];
$operand2 = $operand2Data['value'];
if ($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 {
$sheet1 = (!is_null($pCellParent)) ? $pCellParent->getTitle() : '';
}
if (strpos($operand2Data['reference'],'!') !== false) {
list($sheet2,$operand2Data['reference']) = explode('!',$operand2Data['reference']);
} else {
$sheet2 = $sheet1;
}
if ($sheet1 == $sheet2) {
if (is_null($operand1Data['reference'])) {
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 (is_null($operand2Data['reference'])) {
if ((trim($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($oRow);
if (!is_null($pCellParent)) {
$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 === '~') || ($token === '%')) {
// echo 'Token is a unary operator<br />';
if (is_null($arg = $stack->pop())) 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($matches[8])) {
// echo 'Reference is a Range of cells<br />';
if (is_null($pCell)) {
// 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],"\"'");
// echo '$cellRef='.$cellRef.' in worksheet '.$matches[2].'<br />';
$this->_writeDebug('Evaluating Cell Range '.$cellRef.' in worksheet '.$matches[2]);
if (!is_null($pCellParent)) {
$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 (!is_null($pCellParent)) {
$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 (is_null($pCell)) {
// 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],"\"'");
// echo '$cellRef='.$cellRef.' in worksheet '.$matches[2].'<br />';
$this->_writeDebug('Evaluating Cell '.$cellRef.' in worksheet '.$matches[2]);
if (!is_null($pCellParent)) {
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 (is_null($arg['reference'])) {
$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)) || (is_null($token)) || (is_bool($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) {
$this->_writeDebug('Evaluating '.$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) {
$this->_writeDebug('Evaluating '.$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) {
$this->_writeDebug('Evaluating '.$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
$this->_writeDebug('Evaluation Result is '.$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 = $errorMessage;
if (!$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 (!is_null($pSheet)) {
// echo 'Passed sheet name is '.$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 (!is_null($pSheet)) {
// echo 'Current sheet name is '.$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, $pSheet);
if (!is_null($namedRange)) {
$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
// for internal use
class PHPExcel_Token_Stack {
private $_stack = array();
private $_count = 0;
public function count() {
return $this->_count;
} // function count()
public function push($type,$value,$reference=null) {
$this->_stack[$this->_count++] = array('type' => $type,
'value' => $value,
'reference' => $reference
);
if ($type == 'Function') {
$localeFunction = PHPExcel_Calculation::_localeFunc($value);
if ($localeFunction != $value) {
$this->_stack[($this->_count - 1)]['localeValue'] = $localeFunction;
}
}
} // function push()
public function pop() {
if ($this->_count > 0) {
return $this->_stack[--$this->_count];
}
return null;
} // function pop()
public function last($n=1) {
if ($this->_count-$n < 0) {
return null;
}
return $this->_stack[$this->_count-$n];
} // function last()
function __construct() {
}
} // class PHPExcel_Token_Stack