[1] | 1 | <?php |
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| 2 | /** |
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| 3 | * PHPExcel |
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| 4 | * |
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| 5 | * Copyright (c) 2006 - 2014 PHPExcel |
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| 6 | * |
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| 7 | * This library is free software; you can redistribute it and/or |
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| 8 | * modify it under the terms of the GNU Lesser General Public |
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| 9 | * License as published by the Free Software Foundation; either |
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| 10 | * version 2.1 of the License, or (at your option) any later version. |
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| 11 | * |
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| 12 | * This library is distributed in the hope that it will be useful, |
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| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 15 | * Lesser General Public License for more details. |
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| 16 | * |
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| 17 | * You should have received a copy of the GNU Lesser General Public |
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| 18 | * License along with this library; if not, write to the Free Software |
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| 19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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| 20 | * |
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| 21 | * @category PHPExcel |
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| 22 | * @package PHPExcel_Calculation |
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| 23 | * @copyright Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel) |
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| 24 | * @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL |
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| 25 | * @version 1.8.0, 2014-03-02 |
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| 26 | */ |
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| 27 | |
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| 28 | |
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| 29 | /** PHPExcel root directory */ |
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| 30 | if (!defined('PHPEXCEL_ROOT')) { |
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| 31 | /** |
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| 32 | * @ignore |
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| 33 | */ |
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| 34 | define('PHPEXCEL_ROOT', dirname(__FILE__) . '/../../'); |
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| 35 | require(PHPEXCEL_ROOT . 'PHPExcel/Autoloader.php'); |
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| 36 | } |
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| 37 | |
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| 38 | |
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| 39 | /** |
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| 40 | * PHPExcel_Calculation_MathTrig |
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| 41 | * |
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| 42 | * @category PHPExcel |
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| 43 | * @package PHPExcel_Calculation |
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| 44 | * @copyright Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel) |
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| 45 | */ |
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| 46 | class PHPExcel_Calculation_MathTrig { |
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| 47 | |
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| 48 | // |
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| 49 | // Private method to return an array of the factors of the input value |
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| 50 | // |
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| 51 | private static function _factors($value) { |
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| 52 | $startVal = floor(sqrt($value)); |
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| 53 | |
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| 54 | $factorArray = array(); |
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| 55 | for ($i = $startVal; $i > 1; --$i) { |
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| 56 | if (($value % $i) == 0) { |
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| 57 | $factorArray = array_merge($factorArray,self::_factors($value / $i)); |
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| 58 | $factorArray = array_merge($factorArray,self::_factors($i)); |
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| 59 | if ($i <= sqrt($value)) { |
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| 60 | break; |
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| 61 | } |
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| 62 | } |
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| 63 | } |
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| 64 | if (!empty($factorArray)) { |
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| 65 | rsort($factorArray); |
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| 66 | return $factorArray; |
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| 67 | } else { |
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| 68 | return array((integer) $value); |
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| 69 | } |
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| 70 | } // function _factors() |
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| 71 | |
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| 72 | |
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| 73 | private static function _romanCut($num, $n) { |
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| 74 | return ($num - ($num % $n ) ) / $n; |
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| 75 | } // function _romanCut() |
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| 76 | |
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| 77 | |
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| 78 | /** |
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| 79 | * ATAN2 |
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| 80 | * |
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| 81 | * This function calculates the arc tangent of the two variables x and y. It is similar to |
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| 82 | * calculating the arc tangent of y ÷ x, except that the signs of both arguments are used |
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| 83 | * to determine the quadrant of the result. |
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| 84 | * The arctangent is the angle from the x-axis to a line containing the origin (0, 0) and a |
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| 85 | * point with coordinates (xCoordinate, yCoordinate). The angle is given in radians between |
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| 86 | * -pi and pi, excluding -pi. |
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| 87 | * |
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| 88 | * Note that the Excel ATAN2() function accepts its arguments in the reverse order to the standard |
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| 89 | * PHP atan2() function, so we need to reverse them here before calling the PHP atan() function. |
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| 90 | * |
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| 91 | * Excel Function: |
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| 92 | * ATAN2(xCoordinate,yCoordinate) |
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| 93 | * |
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| 94 | * @access public |
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| 95 | * @category Mathematical and Trigonometric Functions |
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| 96 | * @param float $xCoordinate The x-coordinate of the point. |
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| 97 | * @param float $yCoordinate The y-coordinate of the point. |
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| 98 | * @return float The inverse tangent of the specified x- and y-coordinates. |
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| 99 | */ |
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| 100 | public static function ATAN2($xCoordinate = NULL, $yCoordinate = NULL) { |
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| 101 | $xCoordinate = PHPExcel_Calculation_Functions::flattenSingleValue($xCoordinate); |
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| 102 | $yCoordinate = PHPExcel_Calculation_Functions::flattenSingleValue($yCoordinate); |
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| 103 | |
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| 104 | $xCoordinate = ($xCoordinate !== NULL) ? $xCoordinate : 0.0; |
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| 105 | $yCoordinate = ($yCoordinate !== NULL) ? $yCoordinate : 0.0; |
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| 106 | |
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| 107 | if (((is_numeric($xCoordinate)) || (is_bool($xCoordinate))) && |
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| 108 | ((is_numeric($yCoordinate))) || (is_bool($yCoordinate))) { |
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| 109 | $xCoordinate = (float) $xCoordinate; |
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| 110 | $yCoordinate = (float) $yCoordinate; |
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| 111 | |
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| 112 | if (($xCoordinate == 0) && ($yCoordinate == 0)) { |
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| 113 | return PHPExcel_Calculation_Functions::DIV0(); |
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| 114 | } |
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| 115 | |
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| 116 | return atan2($yCoordinate, $xCoordinate); |
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| 117 | } |
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| 118 | return PHPExcel_Calculation_Functions::VALUE(); |
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| 119 | } // function ATAN2() |
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| 120 | |
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| 121 | |
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| 122 | /** |
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| 123 | * CEILING |
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| 124 | * |
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| 125 | * Returns number rounded up, away from zero, to the nearest multiple of significance. |
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| 126 | * For example, if you want to avoid using pennies in your prices and your product is |
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| 127 | * priced at $4.42, use the formula =CEILING(4.42,0.05) to round prices up to the |
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| 128 | * nearest nickel. |
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| 129 | * |
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| 130 | * Excel Function: |
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| 131 | * CEILING(number[,significance]) |
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| 132 | * |
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| 133 | * @access public |
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| 134 | * @category Mathematical and Trigonometric Functions |
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| 135 | * @param float $number The number you want to round. |
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| 136 | * @param float $significance The multiple to which you want to round. |
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| 137 | * @return float Rounded Number |
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| 138 | */ |
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| 139 | public static function CEILING($number, $significance = NULL) { |
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| 140 | $number = PHPExcel_Calculation_Functions::flattenSingleValue($number); |
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| 141 | $significance = PHPExcel_Calculation_Functions::flattenSingleValue($significance); |
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| 142 | |
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| 143 | if ((is_null($significance)) && |
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| 144 | (PHPExcel_Calculation_Functions::getCompatibilityMode() == PHPExcel_Calculation_Functions::COMPATIBILITY_GNUMERIC)) { |
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| 145 | $significance = $number/abs($number); |
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| 146 | } |
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| 147 | |
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| 148 | if ((is_numeric($number)) && (is_numeric($significance))) { |
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| 149 | if ($significance == 0.0) { |
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| 150 | return 0.0; |
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| 151 | } elseif (self::SIGN($number) == self::SIGN($significance)) { |
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| 152 | return ceil($number / $significance) * $significance; |
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| 153 | } else { |
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| 154 | return PHPExcel_Calculation_Functions::NaN(); |
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| 155 | } |
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| 156 | } |
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| 157 | return PHPExcel_Calculation_Functions::VALUE(); |
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| 158 | } // function CEILING() |
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| 159 | |
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| 160 | |
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| 161 | /** |
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| 162 | * COMBIN |
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| 163 | * |
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| 164 | * Returns the number of combinations for a given number of items. Use COMBIN to |
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| 165 | * determine the total possible number of groups for a given number of items. |
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| 166 | * |
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| 167 | * Excel Function: |
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| 168 | * COMBIN(numObjs,numInSet) |
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| 169 | * |
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| 170 | * @access public |
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| 171 | * @category Mathematical and Trigonometric Functions |
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| 172 | * @param int $numObjs Number of different objects |
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| 173 | * @param int $numInSet Number of objects in each combination |
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| 174 | * @return int Number of combinations |
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| 175 | */ |
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| 176 | public static function COMBIN($numObjs, $numInSet) { |
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| 177 | $numObjs = PHPExcel_Calculation_Functions::flattenSingleValue($numObjs); |
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| 178 | $numInSet = PHPExcel_Calculation_Functions::flattenSingleValue($numInSet); |
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| 179 | |
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| 180 | if ((is_numeric($numObjs)) && (is_numeric($numInSet))) { |
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| 181 | if ($numObjs < $numInSet) { |
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| 182 | return PHPExcel_Calculation_Functions::NaN(); |
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| 183 | } elseif ($numInSet < 0) { |
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| 184 | return PHPExcel_Calculation_Functions::NaN(); |
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| 185 | } |
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| 186 | return round(self::FACT($numObjs) / self::FACT($numObjs - $numInSet)) / self::FACT($numInSet); |
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| 187 | } |
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| 188 | return PHPExcel_Calculation_Functions::VALUE(); |
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| 189 | } // function COMBIN() |
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| 190 | |
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| 191 | |
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| 192 | /** |
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| 193 | * EVEN |
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| 194 | * |
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| 195 | * Returns number rounded up to the nearest even integer. |
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| 196 | * You can use this function for processing items that come in twos. For example, |
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| 197 | * a packing crate accepts rows of one or two items. The crate is full when |
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| 198 | * the number of items, rounded up to the nearest two, matches the crate's |
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| 199 | * capacity. |
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| 200 | * |
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| 201 | * Excel Function: |
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| 202 | * EVEN(number) |
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| 203 | * |
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| 204 | * @access public |
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| 205 | * @category Mathematical and Trigonometric Functions |
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| 206 | * @param float $number Number to round |
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| 207 | * @return int Rounded Number |
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| 208 | */ |
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| 209 | public static function EVEN($number) { |
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| 210 | $number = PHPExcel_Calculation_Functions::flattenSingleValue($number); |
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| 211 | |
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| 212 | if (is_null($number)) { |
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| 213 | return 0; |
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| 214 | } elseif (is_bool($number)) { |
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| 215 | $number = (int) $number; |
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| 216 | } |
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| 217 | |
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| 218 | if (is_numeric($number)) { |
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| 219 | $significance = 2 * self::SIGN($number); |
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| 220 | return (int) self::CEILING($number,$significance); |
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| 221 | } |
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| 222 | return PHPExcel_Calculation_Functions::VALUE(); |
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| 223 | } // function EVEN() |
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| 224 | |
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| 225 | |
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| 226 | /** |
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| 227 | * FACT |
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| 228 | * |
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| 229 | * Returns the factorial of a number. |
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| 230 | * The factorial of a number is equal to 1*2*3*...* number. |
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| 231 | * |
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| 232 | * Excel Function: |
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| 233 | * FACT(factVal) |
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| 234 | * |
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| 235 | * @access public |
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| 236 | * @category Mathematical and Trigonometric Functions |
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| 237 | * @param float $factVal Factorial Value |
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| 238 | * @return int Factorial |
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| 239 | */ |
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| 240 | public static function FACT($factVal) { |
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| 241 | $factVal = PHPExcel_Calculation_Functions::flattenSingleValue($factVal); |
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| 242 | |
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| 243 | if (is_numeric($factVal)) { |
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| 244 | if ($factVal < 0) { |
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| 245 | return PHPExcel_Calculation_Functions::NaN(); |
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| 246 | } |
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| 247 | $factLoop = floor($factVal); |
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| 248 | if (PHPExcel_Calculation_Functions::getCompatibilityMode() == PHPExcel_Calculation_Functions::COMPATIBILITY_GNUMERIC) { |
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| 249 | if ($factVal > $factLoop) { |
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| 250 | return PHPExcel_Calculation_Functions::NaN(); |
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| 251 | } |
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| 252 | } |
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| 253 | |
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| 254 | $factorial = 1; |
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| 255 | while ($factLoop > 1) { |
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| 256 | $factorial *= $factLoop--; |
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| 257 | } |
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| 258 | return $factorial ; |
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| 259 | } |
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| 260 | return PHPExcel_Calculation_Functions::VALUE(); |
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| 261 | } // function FACT() |
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| 262 | |
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| 263 | |
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| 264 | /** |
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| 265 | * FACTDOUBLE |
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| 266 | * |
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| 267 | * Returns the double factorial of a number. |
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| 268 | * |
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| 269 | * Excel Function: |
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| 270 | * FACTDOUBLE(factVal) |
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| 271 | * |
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| 272 | * @access public |
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| 273 | * @category Mathematical and Trigonometric Functions |
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| 274 | * @param float $factVal Factorial Value |
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| 275 | * @return int Double Factorial |
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| 276 | */ |
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| 277 | public static function FACTDOUBLE($factVal) { |
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| 278 | $factLoop = PHPExcel_Calculation_Functions::flattenSingleValue($factVal); |
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| 279 | |
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| 280 | if (is_numeric($factLoop)) { |
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| 281 | $factLoop = floor($factLoop); |
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| 282 | if ($factVal < 0) { |
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| 283 | return PHPExcel_Calculation_Functions::NaN(); |
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| 284 | } |
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| 285 | $factorial = 1; |
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| 286 | while ($factLoop > 1) { |
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| 287 | $factorial *= $factLoop--; |
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| 288 | --$factLoop; |
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| 289 | } |
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| 290 | return $factorial ; |
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| 291 | } |
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| 292 | return PHPExcel_Calculation_Functions::VALUE(); |
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| 293 | } // function FACTDOUBLE() |
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| 294 | |
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| 295 | |
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| 296 | /** |
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| 297 | * FLOOR |
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| 298 | * |
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| 299 | * Rounds number down, toward zero, to the nearest multiple of significance. |
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| 300 | * |
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| 301 | * Excel Function: |
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| 302 | * FLOOR(number[,significance]) |
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| 303 | * |
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| 304 | * @access public |
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| 305 | * @category Mathematical and Trigonometric Functions |
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| 306 | * @param float $number Number to round |
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| 307 | * @param float $significance Significance |
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| 308 | * @return float Rounded Number |
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| 309 | */ |
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| 310 | public static function FLOOR($number, $significance = NULL) { |
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| 311 | $number = PHPExcel_Calculation_Functions::flattenSingleValue($number); |
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| 312 | $significance = PHPExcel_Calculation_Functions::flattenSingleValue($significance); |
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| 313 | |
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| 314 | if ((is_null($significance)) && (PHPExcel_Calculation_Functions::getCompatibilityMode() == PHPExcel_Calculation_Functions::COMPATIBILITY_GNUMERIC)) { |
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| 315 | $significance = $number/abs($number); |
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| 316 | } |
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| 317 | |
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| 318 | if ((is_numeric($number)) && (is_numeric($significance))) { |
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| 319 | if ((float) $significance == 0.0) { |
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| 320 | return PHPExcel_Calculation_Functions::DIV0(); |
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| 321 | } |
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| 322 | if (self::SIGN($number) == self::SIGN($significance)) { |
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| 323 | return floor($number / $significance) * $significance; |
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| 324 | } else { |
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| 325 | return PHPExcel_Calculation_Functions::NaN(); |
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| 326 | } |
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| 327 | } |
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| 328 | return PHPExcel_Calculation_Functions::VALUE(); |
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| 329 | } // function FLOOR() |
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| 330 | |
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| 331 | |
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| 332 | /** |
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| 333 | * GCD |
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| 334 | * |
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| 335 | * Returns the greatest common divisor of a series of numbers. |
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| 336 | * The greatest common divisor is the largest integer that divides both |
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| 337 | * number1 and number2 without a remainder. |
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| 338 | * |
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| 339 | * Excel Function: |
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| 340 | * GCD(number1[,number2[, ...]]) |
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| 341 | * |
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| 342 | * @access public |
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| 343 | * @category Mathematical and Trigonometric Functions |
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| 344 | * @param mixed $arg,... Data values |
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| 345 | * @return integer Greatest Common Divisor |
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| 346 | */ |
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| 347 | public static function GCD() { |
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| 348 | $returnValue = 1; |
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| 349 | $allValuesFactors = array(); |
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| 350 | // Loop through arguments |
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| 351 | foreach(PHPExcel_Calculation_Functions::flattenArray(func_get_args()) as $value) { |
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| 352 | if (!is_numeric($value)) { |
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| 353 | return PHPExcel_Calculation_Functions::VALUE(); |
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| 354 | } elseif ($value == 0) { |
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| 355 | continue; |
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| 356 | } elseif($value < 0) { |
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| 357 | return PHPExcel_Calculation_Functions::NaN(); |
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| 358 | } |
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| 359 | $myFactors = self::_factors($value); |
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| 360 | $myCountedFactors = array_count_values($myFactors); |
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| 361 | $allValuesFactors[] = $myCountedFactors; |
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| 362 | } |
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| 363 | $allValuesCount = count($allValuesFactors); |
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| 364 | if ($allValuesCount == 0) { |
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| 365 | return 0; |
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| 366 | } |
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| 367 | |
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| 368 | $mergedArray = $allValuesFactors[0]; |
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| 369 | for ($i=1;$i < $allValuesCount; ++$i) { |
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| 370 | $mergedArray = array_intersect_key($mergedArray,$allValuesFactors[$i]); |
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| 371 | } |
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| 372 | $mergedArrayValues = count($mergedArray); |
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| 373 | if ($mergedArrayValues == 0) { |
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| 374 | return $returnValue; |
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| 375 | } elseif ($mergedArrayValues > 1) { |
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| 376 | foreach($mergedArray as $mergedKey => $mergedValue) { |
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| 377 | foreach($allValuesFactors as $highestPowerTest) { |
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| 378 | foreach($highestPowerTest as $testKey => $testValue) { |
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| 379 | if (($testKey == $mergedKey) && ($testValue < $mergedValue)) { |
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| 380 | $mergedArray[$mergedKey] = $testValue; |
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| 381 | $mergedValue = $testValue; |
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| 382 | } |
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| 383 | } |
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| 384 | } |
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| 385 | } |
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| 386 | |
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| 387 | $returnValue = 1; |
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| 388 | foreach($mergedArray as $key => $value) { |
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| 389 | $returnValue *= pow($key,$value); |
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| 390 | } |
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| 391 | return $returnValue; |
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| 392 | } else { |
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| 393 | $keys = array_keys($mergedArray); |
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| 394 | $key = $keys[0]; |
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| 395 | $value = $mergedArray[$key]; |
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| 396 | foreach($allValuesFactors as $testValue) { |
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| 397 | foreach($testValue as $mergedKey => $mergedValue) { |
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| 398 | if (($mergedKey == $key) && ($mergedValue < $value)) { |
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| 399 | $value = $mergedValue; |
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| 400 | } |
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| 401 | } |
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| 402 | } |
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| 403 | return pow($key,$value); |
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| 404 | } |
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| 405 | } // function GCD() |
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| 406 | |
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| 407 | |
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| 408 | /** |
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| 409 | * INT |
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| 410 | * |
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| 411 | * Casts a floating point value to an integer |
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| 412 | * |
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| 413 | * Excel Function: |
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| 414 | * INT(number) |
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| 415 | * |
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| 416 | * @access public |
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| 417 | * @category Mathematical and Trigonometric Functions |
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| 418 | * @param float $number Number to cast to an integer |
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| 419 | * @return integer Integer value |
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| 420 | */ |
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| 421 | public static function INT($number) { |
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| 422 | $number = PHPExcel_Calculation_Functions::flattenSingleValue($number); |
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| 423 | |
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| 424 | if (is_null($number)) { |
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| 425 | return 0; |
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| 426 | } elseif (is_bool($number)) { |
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| 427 | return (int) $number; |
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| 428 | } |
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| 429 | if (is_numeric($number)) { |
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| 430 | return (int) floor($number); |
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| 431 | } |
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| 432 | return PHPExcel_Calculation_Functions::VALUE(); |
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| 433 | } // function INT() |
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| 434 | |
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| 435 | |
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| 436 | /** |
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| 437 | * LCM |
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| 438 | * |
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| 439 | * Returns the lowest common multiplier of a series of numbers |
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| 440 | * The least common multiple is the smallest positive integer that is a multiple |
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| 441 | * of all integer arguments number1, number2, and so on. Use LCM to add fractions |
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| 442 | * with different denominators. |
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| 443 | * |
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| 444 | * Excel Function: |
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| 445 | * LCM(number1[,number2[, ...]]) |
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| 446 | * |
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| 447 | * @access public |
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| 448 | * @category Mathematical and Trigonometric Functions |
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| 449 | * @param mixed $arg,... Data values |
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| 450 | * @return int Lowest Common Multiplier |
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| 451 | */ |
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| 452 | public static function LCM() { |
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| 453 | $returnValue = 1; |
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| 454 | $allPoweredFactors = array(); |
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| 455 | // Loop through arguments |
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| 456 | foreach(PHPExcel_Calculation_Functions::flattenArray(func_get_args()) as $value) { |
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| 457 | if (!is_numeric($value)) { |
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| 458 | return PHPExcel_Calculation_Functions::VALUE(); |
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| 459 | } |
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| 460 | if ($value == 0) { |
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| 461 | return 0; |
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| 462 | } elseif ($value < 0) { |
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| 463 | return PHPExcel_Calculation_Functions::NaN(); |
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| 464 | } |
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| 465 | $myFactors = self::_factors(floor($value)); |
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| 466 | $myCountedFactors = array_count_values($myFactors); |
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| 467 | $myPoweredFactors = array(); |
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| 468 | foreach($myCountedFactors as $myCountedFactor => $myCountedPower) { |
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| 469 | $myPoweredFactors[$myCountedFactor] = pow($myCountedFactor,$myCountedPower); |
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| 470 | } |
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| 471 | foreach($myPoweredFactors as $myPoweredValue => $myPoweredFactor) { |
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| 472 | if (array_key_exists($myPoweredValue,$allPoweredFactors)) { |
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| 473 | if ($allPoweredFactors[$myPoweredValue] < $myPoweredFactor) { |
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| 474 | $allPoweredFactors[$myPoweredValue] = $myPoweredFactor; |
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| 475 | } |
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| 476 | } else { |
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| 477 | $allPoweredFactors[$myPoweredValue] = $myPoweredFactor; |
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| 478 | } |
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| 479 | } |
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| 480 | } |
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| 481 | foreach($allPoweredFactors as $allPoweredFactor) { |
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| 482 | $returnValue *= (integer) $allPoweredFactor; |
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| 483 | } |
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| 484 | return $returnValue; |
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| 485 | } // function LCM() |
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| 486 | |
---|
| 487 | |
---|
| 488 | /** |
---|
| 489 | * LOG_BASE |
---|
| 490 | * |
---|
| 491 | * Returns the logarithm of a number to a specified base. The default base is 10. |
---|
| 492 | * |
---|
| 493 | * Excel Function: |
---|
| 494 | * LOG(number[,base]) |
---|
| 495 | * |
---|
| 496 | * @access public |
---|
| 497 | * @category Mathematical and Trigonometric Functions |
---|
| 498 | * @param float $number The positive real number for which you want the logarithm |
---|
| 499 | * @param float $base The base of the logarithm. If base is omitted, it is assumed to be 10. |
---|
| 500 | * @return float |
---|
| 501 | */ |
---|
| 502 | public static function LOG_BASE($number = NULL, $base = 10) { |
---|
| 503 | $number = PHPExcel_Calculation_Functions::flattenSingleValue($number); |
---|
| 504 | $base = (is_null($base)) ? 10 : (float) PHPExcel_Calculation_Functions::flattenSingleValue($base); |
---|
| 505 | |
---|
| 506 | if ((!is_numeric($base)) || (!is_numeric($number))) |
---|
| 507 | return PHPExcel_Calculation_Functions::VALUE(); |
---|
| 508 | if (($base <= 0) || ($number <= 0)) |
---|
| 509 | return PHPExcel_Calculation_Functions::NaN(); |
---|
| 510 | return log($number, $base); |
---|
| 511 | } // function LOG_BASE() |
---|
| 512 | |
---|
| 513 | |
---|
| 514 | /** |
---|
| 515 | * MDETERM |
---|
| 516 | * |
---|
| 517 | * Returns the matrix determinant of an array. |
---|
| 518 | * |
---|
| 519 | * Excel Function: |
---|
| 520 | * MDETERM(array) |
---|
| 521 | * |
---|
| 522 | * @access public |
---|
| 523 | * @category Mathematical and Trigonometric Functions |
---|
| 524 | * @param array $matrixValues A matrix of values |
---|
| 525 | * @return float |
---|
| 526 | */ |
---|
| 527 | public static function MDETERM($matrixValues) { |
---|
| 528 | $matrixData = array(); |
---|
| 529 | if (!is_array($matrixValues)) { $matrixValues = array(array($matrixValues)); } |
---|
| 530 | |
---|
| 531 | $row = $maxColumn = 0; |
---|
| 532 | foreach($matrixValues as $matrixRow) { |
---|
| 533 | if (!is_array($matrixRow)) { $matrixRow = array($matrixRow); } |
---|
| 534 | $column = 0; |
---|
| 535 | foreach($matrixRow as $matrixCell) { |
---|
| 536 | if ((is_string($matrixCell)) || ($matrixCell === null)) { |
---|
| 537 | return PHPExcel_Calculation_Functions::VALUE(); |
---|
| 538 | } |
---|
| 539 | $matrixData[$column][$row] = $matrixCell; |
---|
| 540 | ++$column; |
---|
| 541 | } |
---|
| 542 | if ($column > $maxColumn) { $maxColumn = $column; } |
---|
| 543 | ++$row; |
---|
| 544 | } |
---|
| 545 | if ($row != $maxColumn) { return PHPExcel_Calculation_Functions::VALUE(); } |
---|
| 546 | |
---|
| 547 | try { |
---|
| 548 | $matrix = new PHPExcel_Shared_JAMA_Matrix($matrixData); |
---|
| 549 | return $matrix->det(); |
---|
| 550 | } catch (PHPExcel_Exception $ex) { |
---|
| 551 | return PHPExcel_Calculation_Functions::VALUE(); |
---|
| 552 | } |
---|
| 553 | } // function MDETERM() |
---|
| 554 | |
---|
| 555 | |
---|
| 556 | /** |
---|
| 557 | * MINVERSE |
---|
| 558 | * |
---|
| 559 | * Returns the inverse matrix for the matrix stored in an array. |
---|
| 560 | * |
---|
| 561 | * Excel Function: |
---|
| 562 | * MINVERSE(array) |
---|
| 563 | * |
---|
| 564 | * @access public |
---|
| 565 | * @category Mathematical and Trigonometric Functions |
---|
| 566 | * @param array $matrixValues A matrix of values |
---|
| 567 | * @return array |
---|
| 568 | */ |
---|
| 569 | public static function MINVERSE($matrixValues) { |
---|
| 570 | $matrixData = array(); |
---|
| 571 | if (!is_array($matrixValues)) { $matrixValues = array(array($matrixValues)); } |
---|
| 572 | |
---|
| 573 | $row = $maxColumn = 0; |
---|
| 574 | foreach($matrixValues as $matrixRow) { |
---|
| 575 | if (!is_array($matrixRow)) { $matrixRow = array($matrixRow); } |
---|
| 576 | $column = 0; |
---|
| 577 | foreach($matrixRow as $matrixCell) { |
---|
| 578 | if ((is_string($matrixCell)) || ($matrixCell === null)) { |
---|
| 579 | return PHPExcel_Calculation_Functions::VALUE(); |
---|
| 580 | } |
---|
| 581 | $matrixData[$column][$row] = $matrixCell; |
---|
| 582 | ++$column; |
---|
| 583 | } |
---|
| 584 | if ($column > $maxColumn) { $maxColumn = $column; } |
---|
| 585 | ++$row; |
---|
| 586 | } |
---|
| 587 | if ($row != $maxColumn) { return PHPExcel_Calculation_Functions::VALUE(); } |
---|
| 588 | |
---|
| 589 | try { |
---|
| 590 | $matrix = new PHPExcel_Shared_JAMA_Matrix($matrixData); |
---|
| 591 | return $matrix->inverse()->getArray(); |
---|
| 592 | } catch (PHPExcel_Exception $ex) { |
---|
| 593 | return PHPExcel_Calculation_Functions::VALUE(); |
---|
| 594 | } |
---|
| 595 | } // function MINVERSE() |
---|
| 596 | |
---|
| 597 | |
---|
| 598 | /** |
---|
| 599 | * MMULT |
---|
| 600 | * |
---|
| 601 | * @param array $matrixData1 A matrix of values |
---|
| 602 | * @param array $matrixData2 A matrix of values |
---|
| 603 | * @return array |
---|
| 604 | */ |
---|
| 605 | public static function MMULT($matrixData1,$matrixData2) { |
---|
| 606 | $matrixAData = $matrixBData = array(); |
---|
| 607 | if (!is_array($matrixData1)) { $matrixData1 = array(array($matrixData1)); } |
---|
| 608 | if (!is_array($matrixData2)) { $matrixData2 = array(array($matrixData2)); } |
---|
| 609 | |
---|
| 610 | $rowA = 0; |
---|
| 611 | foreach($matrixData1 as $matrixRow) { |
---|
| 612 | if (!is_array($matrixRow)) { $matrixRow = array($matrixRow); } |
---|
| 613 | $columnA = 0; |
---|
| 614 | foreach($matrixRow as $matrixCell) { |
---|
| 615 | if ((is_string($matrixCell)) || ($matrixCell === null)) { |
---|
| 616 | return PHPExcel_Calculation_Functions::VALUE(); |
---|
| 617 | } |
---|
| 618 | $matrixAData[$rowA][$columnA] = $matrixCell; |
---|
| 619 | ++$columnA; |
---|
| 620 | } |
---|
| 621 | ++$rowA; |
---|
| 622 | } |
---|
| 623 | try { |
---|
| 624 | $matrixA = new PHPExcel_Shared_JAMA_Matrix($matrixAData); |
---|
| 625 | $rowB = 0; |
---|
| 626 | foreach($matrixData2 as $matrixRow) { |
---|
| 627 | if (!is_array($matrixRow)) { $matrixRow = array($matrixRow); } |
---|
| 628 | $columnB = 0; |
---|
| 629 | foreach($matrixRow as $matrixCell) { |
---|
| 630 | if ((is_string($matrixCell)) || ($matrixCell === null)) { |
---|
| 631 | return PHPExcel_Calculation_Functions::VALUE(); |
---|
| 632 | } |
---|
| 633 | $matrixBData[$rowB][$columnB] = $matrixCell; |
---|
| 634 | ++$columnB; |
---|
| 635 | } |
---|
| 636 | ++$rowB; |
---|
| 637 | } |
---|
| 638 | $matrixB = new PHPExcel_Shared_JAMA_Matrix($matrixBData); |
---|
| 639 | |
---|
| 640 | if (($rowA != $columnB) || ($rowB != $columnA)) { |
---|
| 641 | return PHPExcel_Calculation_Functions::VALUE(); |
---|
| 642 | } |
---|
| 643 | |
---|
| 644 | return $matrixA->times($matrixB)->getArray(); |
---|
| 645 | } catch (PHPExcel_Exception $ex) { |
---|
| 646 | return PHPExcel_Calculation_Functions::VALUE(); |
---|
| 647 | } |
---|
| 648 | } // function MMULT() |
---|
| 649 | |
---|
| 650 | |
---|
| 651 | /** |
---|
| 652 | * MOD |
---|
| 653 | * |
---|
| 654 | * @param int $a Dividend |
---|
| 655 | * @param int $b Divisor |
---|
| 656 | * @return int Remainder |
---|
| 657 | */ |
---|
| 658 | public static function MOD($a = 1, $b = 1) { |
---|
| 659 | $a = PHPExcel_Calculation_Functions::flattenSingleValue($a); |
---|
| 660 | $b = PHPExcel_Calculation_Functions::flattenSingleValue($b); |
---|
| 661 | |
---|
| 662 | if ($b == 0.0) { |
---|
| 663 | return PHPExcel_Calculation_Functions::DIV0(); |
---|
| 664 | } elseif (($a < 0.0) && ($b > 0.0)) { |
---|
| 665 | return $b - fmod(abs($a),$b); |
---|
| 666 | } elseif (($a > 0.0) && ($b < 0.0)) { |
---|
| 667 | return $b + fmod($a,abs($b)); |
---|
| 668 | } |
---|
| 669 | |
---|
| 670 | return fmod($a,$b); |
---|
| 671 | } // function MOD() |
---|
| 672 | |
---|
| 673 | |
---|
| 674 | /** |
---|
| 675 | * MROUND |
---|
| 676 | * |
---|
| 677 | * Rounds a number to the nearest multiple of a specified value |
---|
| 678 | * |
---|
| 679 | * @param float $number Number to round |
---|
| 680 | * @param int $multiple Multiple to which you want to round $number |
---|
| 681 | * @return float Rounded Number |
---|
| 682 | */ |
---|
| 683 | public static function MROUND($number,$multiple) { |
---|
| 684 | $number = PHPExcel_Calculation_Functions::flattenSingleValue($number); |
---|
| 685 | $multiple = PHPExcel_Calculation_Functions::flattenSingleValue($multiple); |
---|
| 686 | |
---|
| 687 | if ((is_numeric($number)) && (is_numeric($multiple))) { |
---|
| 688 | if ($multiple == 0) { |
---|
| 689 | return 0; |
---|
| 690 | } |
---|
| 691 | if ((self::SIGN($number)) == (self::SIGN($multiple))) { |
---|
| 692 | $multiplier = 1 / $multiple; |
---|
| 693 | return round($number * $multiplier) / $multiplier; |
---|
| 694 | } |
---|
| 695 | return PHPExcel_Calculation_Functions::NaN(); |
---|
| 696 | } |
---|
| 697 | return PHPExcel_Calculation_Functions::VALUE(); |
---|
| 698 | } // function MROUND() |
---|
| 699 | |
---|
| 700 | |
---|
| 701 | /** |
---|
| 702 | * MULTINOMIAL |
---|
| 703 | * |
---|
| 704 | * Returns the ratio of the factorial of a sum of values to the product of factorials. |
---|
| 705 | * |
---|
| 706 | * @param array of mixed Data Series |
---|
| 707 | * @return float |
---|
| 708 | */ |
---|
| 709 | public static function MULTINOMIAL() { |
---|
| 710 | $summer = 0; |
---|
| 711 | $divisor = 1; |
---|
| 712 | // Loop through arguments |
---|
| 713 | foreach (PHPExcel_Calculation_Functions::flattenArray(func_get_args()) as $arg) { |
---|
| 714 | // Is it a numeric value? |
---|
| 715 | if (is_numeric($arg)) { |
---|
| 716 | if ($arg < 1) { |
---|
| 717 | return PHPExcel_Calculation_Functions::NaN(); |
---|
| 718 | } |
---|
| 719 | $summer += floor($arg); |
---|
| 720 | $divisor *= self::FACT($arg); |
---|
| 721 | } else { |
---|
| 722 | return PHPExcel_Calculation_Functions::VALUE(); |
---|
| 723 | } |
---|
| 724 | } |
---|
| 725 | |
---|
| 726 | // Return |
---|
| 727 | if ($summer > 0) { |
---|
| 728 | $summer = self::FACT($summer); |
---|
| 729 | return $summer / $divisor; |
---|
| 730 | } |
---|
| 731 | return 0; |
---|
| 732 | } // function MULTINOMIAL() |
---|
| 733 | |
---|
| 734 | |
---|
| 735 | /** |
---|
| 736 | * ODD |
---|
| 737 | * |
---|
| 738 | * Returns number rounded up to the nearest odd integer. |
---|
| 739 | * |
---|
| 740 | * @param float $number Number to round |
---|
| 741 | * @return int Rounded Number |
---|
| 742 | */ |
---|
| 743 | public static function ODD($number) { |
---|
| 744 | $number = PHPExcel_Calculation_Functions::flattenSingleValue($number); |
---|
| 745 | |
---|
| 746 | if (is_null($number)) { |
---|
| 747 | return 1; |
---|
| 748 | } elseif (is_bool($number)) { |
---|
| 749 | $number = (int) $number; |
---|
| 750 | } |
---|
| 751 | |
---|
| 752 | if (is_numeric($number)) { |
---|
| 753 | $significance = self::SIGN($number); |
---|
| 754 | if ($significance == 0) { |
---|
| 755 | return 1; |
---|
| 756 | } |
---|
| 757 | |
---|
| 758 | $result = self::CEILING($number,$significance); |
---|
| 759 | if ($result == self::EVEN($result)) { |
---|
| 760 | $result += $significance; |
---|
| 761 | } |
---|
| 762 | |
---|
| 763 | return (int) $result; |
---|
| 764 | } |
---|
| 765 | return PHPExcel_Calculation_Functions::VALUE(); |
---|
| 766 | } // function ODD() |
---|
| 767 | |
---|
| 768 | |
---|
| 769 | /** |
---|
| 770 | * POWER |
---|
| 771 | * |
---|
| 772 | * Computes x raised to the power y. |
---|
| 773 | * |
---|
| 774 | * @param float $x |
---|
| 775 | * @param float $y |
---|
| 776 | * @return float |
---|
| 777 | */ |
---|
| 778 | public static function POWER($x = 0, $y = 2) { |
---|
| 779 | $x = PHPExcel_Calculation_Functions::flattenSingleValue($x); |
---|
| 780 | $y = PHPExcel_Calculation_Functions::flattenSingleValue($y); |
---|
| 781 | |
---|
| 782 | // Validate parameters |
---|
| 783 | if ($x == 0.0 && $y == 0.0) { |
---|
| 784 | return PHPExcel_Calculation_Functions::NaN(); |
---|
| 785 | } elseif ($x == 0.0 && $y < 0.0) { |
---|
| 786 | return PHPExcel_Calculation_Functions::DIV0(); |
---|
| 787 | } |
---|
| 788 | |
---|
| 789 | // Return |
---|
| 790 | $result = pow($x, $y); |
---|
| 791 | return (!is_nan($result) && !is_infinite($result)) ? $result : PHPExcel_Calculation_Functions::NaN(); |
---|
| 792 | } // function POWER() |
---|
| 793 | |
---|
| 794 | |
---|
| 795 | /** |
---|
| 796 | * PRODUCT |
---|
| 797 | * |
---|
| 798 | * PRODUCT returns the product of all the values and cells referenced in the argument list. |
---|
| 799 | * |
---|
| 800 | * Excel Function: |
---|
| 801 | * PRODUCT(value1[,value2[, ...]]) |
---|
| 802 | * |
---|
| 803 | * @access public |
---|
| 804 | * @category Mathematical and Trigonometric Functions |
---|
| 805 | * @param mixed $arg,... Data values |
---|
| 806 | * @return float |
---|
| 807 | */ |
---|
| 808 | public static function PRODUCT() { |
---|
| 809 | // Return value |
---|
| 810 | $returnValue = null; |
---|
| 811 | |
---|
| 812 | // Loop through arguments |
---|
| 813 | foreach (PHPExcel_Calculation_Functions::flattenArray(func_get_args()) as $arg) { |
---|
| 814 | // Is it a numeric value? |
---|
| 815 | if ((is_numeric($arg)) && (!is_string($arg))) { |
---|
| 816 | if (is_null($returnValue)) { |
---|
| 817 | $returnValue = $arg; |
---|
| 818 | } else { |
---|
| 819 | $returnValue *= $arg; |
---|
| 820 | } |
---|
| 821 | } |
---|
| 822 | } |
---|
| 823 | |
---|
| 824 | // Return |
---|
| 825 | if (is_null($returnValue)) { |
---|
| 826 | return 0; |
---|
| 827 | } |
---|
| 828 | return $returnValue; |
---|
| 829 | } // function PRODUCT() |
---|
| 830 | |
---|
| 831 | |
---|
| 832 | /** |
---|
| 833 | * QUOTIENT |
---|
| 834 | * |
---|
| 835 | * QUOTIENT function returns the integer portion of a division. Numerator is the divided number |
---|
| 836 | * and denominator is the divisor. |
---|
| 837 | * |
---|
| 838 | * Excel Function: |
---|
| 839 | * QUOTIENT(value1[,value2[, ...]]) |
---|
| 840 | * |
---|
| 841 | * @access public |
---|
| 842 | * @category Mathematical and Trigonometric Functions |
---|
| 843 | * @param mixed $arg,... Data values |
---|
| 844 | * @return float |
---|
| 845 | */ |
---|
| 846 | public static function QUOTIENT() { |
---|
| 847 | // Return value |
---|
| 848 | $returnValue = null; |
---|
| 849 | |
---|
| 850 | // Loop through arguments |
---|
| 851 | foreach (PHPExcel_Calculation_Functions::flattenArray(func_get_args()) as $arg) { |
---|
| 852 | // Is it a numeric value? |
---|
| 853 | if ((is_numeric($arg)) && (!is_string($arg))) { |
---|
| 854 | if (is_null($returnValue)) { |
---|
| 855 | $returnValue = ($arg == 0) ? 0 : $arg; |
---|
| 856 | } else { |
---|
| 857 | if (($returnValue == 0) || ($arg == 0)) { |
---|
| 858 | $returnValue = 0; |
---|
| 859 | } else { |
---|
| 860 | $returnValue /= $arg; |
---|
| 861 | } |
---|
| 862 | } |
---|
| 863 | } |
---|
| 864 | } |
---|
| 865 | |
---|
| 866 | // Return |
---|
| 867 | return intval($returnValue); |
---|
| 868 | } // function QUOTIENT() |
---|
| 869 | |
---|
| 870 | |
---|
| 871 | /** |
---|
| 872 | * RAND |
---|
| 873 | * |
---|
| 874 | * @param int $min Minimal value |
---|
| 875 | * @param int $max Maximal value |
---|
| 876 | * @return int Random number |
---|
| 877 | */ |
---|
| 878 | public static function RAND($min = 0, $max = 0) { |
---|
| 879 | $min = PHPExcel_Calculation_Functions::flattenSingleValue($min); |
---|
| 880 | $max = PHPExcel_Calculation_Functions::flattenSingleValue($max); |
---|
| 881 | |
---|
| 882 | if ($min == 0 && $max == 0) { |
---|
| 883 | return (rand(0,10000000)) / 10000000; |
---|
| 884 | } else { |
---|
| 885 | return rand($min, $max); |
---|
| 886 | } |
---|
| 887 | } // function RAND() |
---|
| 888 | |
---|
| 889 | |
---|
| 890 | public static function ROMAN($aValue, $style=0) { |
---|
| 891 | $aValue = PHPExcel_Calculation_Functions::flattenSingleValue($aValue); |
---|
| 892 | $style = (is_null($style)) ? 0 : (integer) PHPExcel_Calculation_Functions::flattenSingleValue($style); |
---|
| 893 | if ((!is_numeric($aValue)) || ($aValue < 0) || ($aValue >= 4000)) { |
---|
| 894 | return PHPExcel_Calculation_Functions::VALUE(); |
---|
| 895 | } |
---|
| 896 | $aValue = (integer) $aValue; |
---|
| 897 | if ($aValue == 0) { |
---|
| 898 | return ''; |
---|
| 899 | } |
---|
| 900 | |
---|
| 901 | $mill = Array('', 'M', 'MM', 'MMM', 'MMMM', 'MMMMM'); |
---|
| 902 | $cent = Array('', 'C', 'CC', 'CCC', 'CD', 'D', 'DC', 'DCC', 'DCCC', 'CM'); |
---|
| 903 | $tens = Array('', 'X', 'XX', 'XXX', 'XL', 'L', 'LX', 'LXX', 'LXXX', 'XC'); |
---|
| 904 | $ones = Array('', 'I', 'II', 'III', 'IV', 'V', 'VI', 'VII', 'VIII', 'IX'); |
---|
| 905 | |
---|
| 906 | $roman = ''; |
---|
| 907 | while ($aValue > 5999) { |
---|
| 908 | $roman .= 'M'; |
---|
| 909 | $aValue -= 1000; |
---|
| 910 | } |
---|
| 911 | $m = self::_romanCut($aValue, 1000); $aValue %= 1000; |
---|
| 912 | $c = self::_romanCut($aValue, 100); $aValue %= 100; |
---|
| 913 | $t = self::_romanCut($aValue, 10); $aValue %= 10; |
---|
| 914 | |
---|
| 915 | return $roman.$mill[$m].$cent[$c].$tens[$t].$ones[$aValue]; |
---|
| 916 | } // function ROMAN() |
---|
| 917 | |
---|
| 918 | |
---|
| 919 | /** |
---|
| 920 | * ROUNDUP |
---|
| 921 | * |
---|
| 922 | * Rounds a number up to a specified number of decimal places |
---|
| 923 | * |
---|
| 924 | * @param float $number Number to round |
---|
| 925 | * @param int $digits Number of digits to which you want to round $number |
---|
| 926 | * @return float Rounded Number |
---|
| 927 | */ |
---|
| 928 | public static function ROUNDUP($number,$digits) { |
---|
| 929 | $number = PHPExcel_Calculation_Functions::flattenSingleValue($number); |
---|
| 930 | $digits = PHPExcel_Calculation_Functions::flattenSingleValue($digits); |
---|
| 931 | |
---|
| 932 | if ((is_numeric($number)) && (is_numeric($digits))) { |
---|
| 933 | $significance = pow(10,(int) $digits); |
---|
| 934 | if ($number < 0.0) { |
---|
| 935 | return floor($number * $significance) / $significance; |
---|
| 936 | } else { |
---|
| 937 | return ceil($number * $significance) / $significance; |
---|
| 938 | } |
---|
| 939 | } |
---|
| 940 | return PHPExcel_Calculation_Functions::VALUE(); |
---|
| 941 | } // function ROUNDUP() |
---|
| 942 | |
---|
| 943 | |
---|
| 944 | /** |
---|
| 945 | * ROUNDDOWN |
---|
| 946 | * |
---|
| 947 | * Rounds a number down to a specified number of decimal places |
---|
| 948 | * |
---|
| 949 | * @param float $number Number to round |
---|
| 950 | * @param int $digits Number of digits to which you want to round $number |
---|
| 951 | * @return float Rounded Number |
---|
| 952 | */ |
---|
| 953 | public static function ROUNDDOWN($number,$digits) { |
---|
| 954 | $number = PHPExcel_Calculation_Functions::flattenSingleValue($number); |
---|
| 955 | $digits = PHPExcel_Calculation_Functions::flattenSingleValue($digits); |
---|
| 956 | |
---|
| 957 | if ((is_numeric($number)) && (is_numeric($digits))) { |
---|
| 958 | $significance = pow(10,(int) $digits); |
---|
| 959 | if ($number < 0.0) { |
---|
| 960 | return ceil($number * $significance) / $significance; |
---|
| 961 | } else { |
---|
| 962 | return floor($number * $significance) / $significance; |
---|
| 963 | } |
---|
| 964 | } |
---|
| 965 | return PHPExcel_Calculation_Functions::VALUE(); |
---|
| 966 | } // function ROUNDDOWN() |
---|
| 967 | |
---|
| 968 | |
---|
| 969 | /** |
---|
| 970 | * SERIESSUM |
---|
| 971 | * |
---|
| 972 | * Returns the sum of a power series |
---|
| 973 | * |
---|
| 974 | * @param float $x Input value to the power series |
---|
| 975 | * @param float $n Initial power to which you want to raise $x |
---|
| 976 | * @param float $m Step by which to increase $n for each term in the series |
---|
| 977 | * @param array of mixed Data Series |
---|
| 978 | * @return float |
---|
| 979 | */ |
---|
| 980 | public static function SERIESSUM() { |
---|
| 981 | // Return value |
---|
| 982 | $returnValue = 0; |
---|
| 983 | |
---|
| 984 | // Loop through arguments |
---|
| 985 | $aArgs = PHPExcel_Calculation_Functions::flattenArray(func_get_args()); |
---|
| 986 | |
---|
| 987 | $x = array_shift($aArgs); |
---|
| 988 | $n = array_shift($aArgs); |
---|
| 989 | $m = array_shift($aArgs); |
---|
| 990 | |
---|
| 991 | if ((is_numeric($x)) && (is_numeric($n)) && (is_numeric($m))) { |
---|
| 992 | // Calculate |
---|
| 993 | $i = 0; |
---|
| 994 | foreach($aArgs as $arg) { |
---|
| 995 | // Is it a numeric value? |
---|
| 996 | if ((is_numeric($arg)) && (!is_string($arg))) { |
---|
| 997 | $returnValue += $arg * pow($x,$n + ($m * $i++)); |
---|
| 998 | } else { |
---|
| 999 | return PHPExcel_Calculation_Functions::VALUE(); |
---|
| 1000 | } |
---|
| 1001 | } |
---|
| 1002 | // Return |
---|
| 1003 | return $returnValue; |
---|
| 1004 | } |
---|
| 1005 | return PHPExcel_Calculation_Functions::VALUE(); |
---|
| 1006 | } // function SERIESSUM() |
---|
| 1007 | |
---|
| 1008 | |
---|
| 1009 | /** |
---|
| 1010 | * SIGN |
---|
| 1011 | * |
---|
| 1012 | * Determines the sign of a number. Returns 1 if the number is positive, zero (0) |
---|
| 1013 | * if the number is 0, and -1 if the number is negative. |
---|
| 1014 | * |
---|
| 1015 | * @param float $number Number to round |
---|
| 1016 | * @return int sign value |
---|
| 1017 | */ |
---|
| 1018 | public static function SIGN($number) { |
---|
| 1019 | $number = PHPExcel_Calculation_Functions::flattenSingleValue($number); |
---|
| 1020 | |
---|
| 1021 | if (is_bool($number)) |
---|
| 1022 | return (int) $number; |
---|
| 1023 | if (is_numeric($number)) { |
---|
| 1024 | if ($number == 0.0) { |
---|
| 1025 | return 0; |
---|
| 1026 | } |
---|
| 1027 | return $number / abs($number); |
---|
| 1028 | } |
---|
| 1029 | return PHPExcel_Calculation_Functions::VALUE(); |
---|
| 1030 | } // function SIGN() |
---|
| 1031 | |
---|
| 1032 | |
---|
| 1033 | /** |
---|
| 1034 | * SQRTPI |
---|
| 1035 | * |
---|
| 1036 | * Returns the square root of (number * pi). |
---|
| 1037 | * |
---|
| 1038 | * @param float $number Number |
---|
| 1039 | * @return float Square Root of Number * Pi |
---|
| 1040 | */ |
---|
| 1041 | public static function SQRTPI($number) { |
---|
| 1042 | $number = PHPExcel_Calculation_Functions::flattenSingleValue($number); |
---|
| 1043 | |
---|
| 1044 | if (is_numeric($number)) { |
---|
| 1045 | if ($number < 0) { |
---|
| 1046 | return PHPExcel_Calculation_Functions::NaN(); |
---|
| 1047 | } |
---|
| 1048 | return sqrt($number * M_PI) ; |
---|
| 1049 | } |
---|
| 1050 | return PHPExcel_Calculation_Functions::VALUE(); |
---|
| 1051 | } // function SQRTPI() |
---|
| 1052 | |
---|
| 1053 | |
---|
| 1054 | /** |
---|
| 1055 | * SUBTOTAL |
---|
| 1056 | * |
---|
| 1057 | * Returns a subtotal in a list or database. |
---|
| 1058 | * |
---|
| 1059 | * @param int the number 1 to 11 that specifies which function to |
---|
| 1060 | * use in calculating subtotals within a list. |
---|
| 1061 | * @param array of mixed Data Series |
---|
| 1062 | * @return float |
---|
| 1063 | */ |
---|
| 1064 | public static function SUBTOTAL() { |
---|
| 1065 | $aArgs = PHPExcel_Calculation_Functions::flattenArray(func_get_args()); |
---|
| 1066 | |
---|
| 1067 | // Calculate |
---|
| 1068 | $subtotal = array_shift($aArgs); |
---|
| 1069 | |
---|
| 1070 | if ((is_numeric($subtotal)) && (!is_string($subtotal))) { |
---|
| 1071 | switch($subtotal) { |
---|
| 1072 | case 1 : |
---|
| 1073 | return PHPExcel_Calculation_Statistical::AVERAGE($aArgs); |
---|
| 1074 | break; |
---|
| 1075 | case 2 : |
---|
| 1076 | return PHPExcel_Calculation_Statistical::COUNT($aArgs); |
---|
| 1077 | break; |
---|
| 1078 | case 3 : |
---|
| 1079 | return PHPExcel_Calculation_Statistical::COUNTA($aArgs); |
---|
| 1080 | break; |
---|
| 1081 | case 4 : |
---|
| 1082 | return PHPExcel_Calculation_Statistical::MAX($aArgs); |
---|
| 1083 | break; |
---|
| 1084 | case 5 : |
---|
| 1085 | return PHPExcel_Calculation_Statistical::MIN($aArgs); |
---|
| 1086 | break; |
---|
| 1087 | case 6 : |
---|
| 1088 | return self::PRODUCT($aArgs); |
---|
| 1089 | break; |
---|
| 1090 | case 7 : |
---|
| 1091 | return PHPExcel_Calculation_Statistical::STDEV($aArgs); |
---|
| 1092 | break; |
---|
| 1093 | case 8 : |
---|
| 1094 | return PHPExcel_Calculation_Statistical::STDEVP($aArgs); |
---|
| 1095 | break; |
---|
| 1096 | case 9 : |
---|
| 1097 | return self::SUM($aArgs); |
---|
| 1098 | break; |
---|
| 1099 | case 10 : |
---|
| 1100 | return PHPExcel_Calculation_Statistical::VARFunc($aArgs); |
---|
| 1101 | break; |
---|
| 1102 | case 11 : |
---|
| 1103 | return PHPExcel_Calculation_Statistical::VARP($aArgs); |
---|
| 1104 | break; |
---|
| 1105 | } |
---|
| 1106 | } |
---|
| 1107 | return PHPExcel_Calculation_Functions::VALUE(); |
---|
| 1108 | } // function SUBTOTAL() |
---|
| 1109 | |
---|
| 1110 | |
---|
| 1111 | /** |
---|
| 1112 | * SUM |
---|
| 1113 | * |
---|
| 1114 | * SUM computes the sum of all the values and cells referenced in the argument list. |
---|
| 1115 | * |
---|
| 1116 | * Excel Function: |
---|
| 1117 | * SUM(value1[,value2[, ...]]) |
---|
| 1118 | * |
---|
| 1119 | * @access public |
---|
| 1120 | * @category Mathematical and Trigonometric Functions |
---|
| 1121 | * @param mixed $arg,... Data values |
---|
| 1122 | * @return float |
---|
| 1123 | */ |
---|
| 1124 | public static function SUM() { |
---|
| 1125 | // Return value |
---|
| 1126 | $returnValue = 0; |
---|
| 1127 | |
---|
| 1128 | // Loop through the arguments |
---|
| 1129 | foreach (PHPExcel_Calculation_Functions::flattenArray(func_get_args()) as $arg) { |
---|
| 1130 | // Is it a numeric value? |
---|
| 1131 | if ((is_numeric($arg)) && (!is_string($arg))) { |
---|
| 1132 | $returnValue += $arg; |
---|
| 1133 | } |
---|
| 1134 | } |
---|
| 1135 | |
---|
| 1136 | // Return |
---|
| 1137 | return $returnValue; |
---|
| 1138 | } // function SUM() |
---|
| 1139 | |
---|
| 1140 | |
---|
| 1141 | /** |
---|
| 1142 | * SUMIF |
---|
| 1143 | * |
---|
| 1144 | * Counts the number of cells that contain numbers within the list of arguments |
---|
| 1145 | * |
---|
| 1146 | * Excel Function: |
---|
| 1147 | * SUMIF(value1[,value2[, ...]],condition) |
---|
| 1148 | * |
---|
| 1149 | * @access public |
---|
| 1150 | * @category Mathematical and Trigonometric Functions |
---|
| 1151 | * @param mixed $arg,... Data values |
---|
| 1152 | * @param string $condition The criteria that defines which cells will be summed. |
---|
| 1153 | * @return float |
---|
| 1154 | */ |
---|
| 1155 | public static function SUMIF($aArgs,$condition,$sumArgs = array()) { |
---|
| 1156 | // Return value |
---|
| 1157 | $returnValue = 0; |
---|
| 1158 | |
---|
| 1159 | $aArgs = PHPExcel_Calculation_Functions::flattenArray($aArgs); |
---|
| 1160 | $sumArgs = PHPExcel_Calculation_Functions::flattenArray($sumArgs); |
---|
| 1161 | if (empty($sumArgs)) { |
---|
| 1162 | $sumArgs = $aArgs; |
---|
| 1163 | } |
---|
| 1164 | $condition = PHPExcel_Calculation_Functions::_ifCondition($condition); |
---|
| 1165 | // Loop through arguments |
---|
| 1166 | foreach ($aArgs as $key => $arg) { |
---|
| 1167 | if (!is_numeric($arg)) { |
---|
| 1168 | $arg = str_replace('"', '""', $arg); |
---|
| 1169 | $arg = PHPExcel_Calculation::_wrapResult(strtoupper($arg)); |
---|
| 1170 | } |
---|
| 1171 | |
---|
| 1172 | $testCondition = '='.$arg.$condition; |
---|
| 1173 | if (PHPExcel_Calculation::getInstance()->_calculateFormulaValue($testCondition)) { |
---|
| 1174 | // Is it a value within our criteria |
---|
| 1175 | $returnValue += $sumArgs[$key]; |
---|
| 1176 | } |
---|
| 1177 | } |
---|
| 1178 | |
---|
| 1179 | // Return |
---|
| 1180 | return $returnValue; |
---|
| 1181 | } // function SUMIF() |
---|
| 1182 | |
---|
| 1183 | |
---|
| 1184 | /** |
---|
| 1185 | * SUMPRODUCT |
---|
| 1186 | * |
---|
| 1187 | * Excel Function: |
---|
| 1188 | * SUMPRODUCT(value1[,value2[, ...]]) |
---|
| 1189 | * |
---|
| 1190 | * @access public |
---|
| 1191 | * @category Mathematical and Trigonometric Functions |
---|
| 1192 | * @param mixed $arg,... Data values |
---|
| 1193 | * @return float |
---|
| 1194 | */ |
---|
| 1195 | public static function SUMPRODUCT() { |
---|
| 1196 | $arrayList = func_get_args(); |
---|
| 1197 | |
---|
| 1198 | $wrkArray = PHPExcel_Calculation_Functions::flattenArray(array_shift($arrayList)); |
---|
| 1199 | $wrkCellCount = count($wrkArray); |
---|
| 1200 | |
---|
| 1201 | for ($i=0; $i< $wrkCellCount; ++$i) { |
---|
| 1202 | if ((!is_numeric($wrkArray[$i])) || (is_string($wrkArray[$i]))) { |
---|
| 1203 | $wrkArray[$i] = 0; |
---|
| 1204 | } |
---|
| 1205 | } |
---|
| 1206 | |
---|
| 1207 | foreach($arrayList as $matrixData) { |
---|
| 1208 | $array2 = PHPExcel_Calculation_Functions::flattenArray($matrixData); |
---|
| 1209 | $count = count($array2); |
---|
| 1210 | if ($wrkCellCount != $count) { |
---|
| 1211 | return PHPExcel_Calculation_Functions::VALUE(); |
---|
| 1212 | } |
---|
| 1213 | |
---|
| 1214 | foreach ($array2 as $i => $val) { |
---|
| 1215 | if ((!is_numeric($val)) || (is_string($val))) { |
---|
| 1216 | $val = 0; |
---|
| 1217 | } |
---|
| 1218 | $wrkArray[$i] *= $val; |
---|
| 1219 | } |
---|
| 1220 | } |
---|
| 1221 | |
---|
| 1222 | return array_sum($wrkArray); |
---|
| 1223 | } // function SUMPRODUCT() |
---|
| 1224 | |
---|
| 1225 | |
---|
| 1226 | /** |
---|
| 1227 | * SUMSQ |
---|
| 1228 | * |
---|
| 1229 | * SUMSQ returns the sum of the squares of the arguments |
---|
| 1230 | * |
---|
| 1231 | * Excel Function: |
---|
| 1232 | * SUMSQ(value1[,value2[, ...]]) |
---|
| 1233 | * |
---|
| 1234 | * @access public |
---|
| 1235 | * @category Mathematical and Trigonometric Functions |
---|
| 1236 | * @param mixed $arg,... Data values |
---|
| 1237 | * @return float |
---|
| 1238 | */ |
---|
| 1239 | public static function SUMSQ() { |
---|
| 1240 | // Return value |
---|
| 1241 | $returnValue = 0; |
---|
| 1242 | |
---|
| 1243 | // Loop through arguments |
---|
| 1244 | foreach (PHPExcel_Calculation_Functions::flattenArray(func_get_args()) as $arg) { |
---|
| 1245 | // Is it a numeric value? |
---|
| 1246 | if ((is_numeric($arg)) && (!is_string($arg))) { |
---|
| 1247 | $returnValue += ($arg * $arg); |
---|
| 1248 | } |
---|
| 1249 | } |
---|
| 1250 | |
---|
| 1251 | // Return |
---|
| 1252 | return $returnValue; |
---|
| 1253 | } // function SUMSQ() |
---|
| 1254 | |
---|
| 1255 | |
---|
| 1256 | /** |
---|
| 1257 | * SUMX2MY2 |
---|
| 1258 | * |
---|
| 1259 | * @param mixed[] $matrixData1 Matrix #1 |
---|
| 1260 | * @param mixed[] $matrixData2 Matrix #2 |
---|
| 1261 | * @return float |
---|
| 1262 | */ |
---|
| 1263 | public static function SUMX2MY2($matrixData1,$matrixData2) { |
---|
| 1264 | $array1 = PHPExcel_Calculation_Functions::flattenArray($matrixData1); |
---|
| 1265 | $array2 = PHPExcel_Calculation_Functions::flattenArray($matrixData2); |
---|
| 1266 | $count1 = count($array1); |
---|
| 1267 | $count2 = count($array2); |
---|
| 1268 | if ($count1 < $count2) { |
---|
| 1269 | $count = $count1; |
---|
| 1270 | } else { |
---|
| 1271 | $count = $count2; |
---|
| 1272 | } |
---|
| 1273 | |
---|
| 1274 | $result = 0; |
---|
| 1275 | for ($i = 0; $i < $count; ++$i) { |
---|
| 1276 | if (((is_numeric($array1[$i])) && (!is_string($array1[$i]))) && |
---|
| 1277 | ((is_numeric($array2[$i])) && (!is_string($array2[$i])))) { |
---|
| 1278 | $result += ($array1[$i] * $array1[$i]) - ($array2[$i] * $array2[$i]); |
---|
| 1279 | } |
---|
| 1280 | } |
---|
| 1281 | |
---|
| 1282 | return $result; |
---|
| 1283 | } // function SUMX2MY2() |
---|
| 1284 | |
---|
| 1285 | |
---|
| 1286 | /** |
---|
| 1287 | * SUMX2PY2 |
---|
| 1288 | * |
---|
| 1289 | * @param mixed[] $matrixData1 Matrix #1 |
---|
| 1290 | * @param mixed[] $matrixData2 Matrix #2 |
---|
| 1291 | * @return float |
---|
| 1292 | */ |
---|
| 1293 | public static function SUMX2PY2($matrixData1,$matrixData2) { |
---|
| 1294 | $array1 = PHPExcel_Calculation_Functions::flattenArray($matrixData1); |
---|
| 1295 | $array2 = PHPExcel_Calculation_Functions::flattenArray($matrixData2); |
---|
| 1296 | $count1 = count($array1); |
---|
| 1297 | $count2 = count($array2); |
---|
| 1298 | if ($count1 < $count2) { |
---|
| 1299 | $count = $count1; |
---|
| 1300 | } else { |
---|
| 1301 | $count = $count2; |
---|
| 1302 | } |
---|
| 1303 | |
---|
| 1304 | $result = 0; |
---|
| 1305 | for ($i = 0; $i < $count; ++$i) { |
---|
| 1306 | if (((is_numeric($array1[$i])) && (!is_string($array1[$i]))) && |
---|
| 1307 | ((is_numeric($array2[$i])) && (!is_string($array2[$i])))) { |
---|
| 1308 | $result += ($array1[$i] * $array1[$i]) + ($array2[$i] * $array2[$i]); |
---|
| 1309 | } |
---|
| 1310 | } |
---|
| 1311 | |
---|
| 1312 | return $result; |
---|
| 1313 | } // function SUMX2PY2() |
---|
| 1314 | |
---|
| 1315 | |
---|
| 1316 | /** |
---|
| 1317 | * SUMXMY2 |
---|
| 1318 | * |
---|
| 1319 | * @param mixed[] $matrixData1 Matrix #1 |
---|
| 1320 | * @param mixed[] $matrixData2 Matrix #2 |
---|
| 1321 | * @return float |
---|
| 1322 | */ |
---|
| 1323 | public static function SUMXMY2($matrixData1,$matrixData2) { |
---|
| 1324 | $array1 = PHPExcel_Calculation_Functions::flattenArray($matrixData1); |
---|
| 1325 | $array2 = PHPExcel_Calculation_Functions::flattenArray($matrixData2); |
---|
| 1326 | $count1 = count($array1); |
---|
| 1327 | $count2 = count($array2); |
---|
| 1328 | if ($count1 < $count2) { |
---|
| 1329 | $count = $count1; |
---|
| 1330 | } else { |
---|
| 1331 | $count = $count2; |
---|
| 1332 | } |
---|
| 1333 | |
---|
| 1334 | $result = 0; |
---|
| 1335 | for ($i = 0; $i < $count; ++$i) { |
---|
| 1336 | if (((is_numeric($array1[$i])) && (!is_string($array1[$i]))) && |
---|
| 1337 | ((is_numeric($array2[$i])) && (!is_string($array2[$i])))) { |
---|
| 1338 | $result += ($array1[$i] - $array2[$i]) * ($array1[$i] - $array2[$i]); |
---|
| 1339 | } |
---|
| 1340 | } |
---|
| 1341 | |
---|
| 1342 | return $result; |
---|
| 1343 | } // function SUMXMY2() |
---|
| 1344 | |
---|
| 1345 | |
---|
| 1346 | /** |
---|
| 1347 | * TRUNC |
---|
| 1348 | * |
---|
| 1349 | * Truncates value to the number of fractional digits by number_digits. |
---|
| 1350 | * |
---|
| 1351 | * @param float $value |
---|
| 1352 | * @param int $digits |
---|
| 1353 | * @return float Truncated value |
---|
| 1354 | */ |
---|
| 1355 | public static function TRUNC($value = 0, $digits = 0) { |
---|
| 1356 | $value = PHPExcel_Calculation_Functions::flattenSingleValue($value); |
---|
| 1357 | $digits = PHPExcel_Calculation_Functions::flattenSingleValue($digits); |
---|
| 1358 | |
---|
| 1359 | // Validate parameters |
---|
| 1360 | if ((!is_numeric($value)) || (!is_numeric($digits))) |
---|
| 1361 | return PHPExcel_Calculation_Functions::VALUE(); |
---|
| 1362 | $digits = floor($digits); |
---|
| 1363 | |
---|
| 1364 | // Truncate |
---|
| 1365 | $adjust = pow(10, $digits); |
---|
| 1366 | |
---|
| 1367 | if (($digits > 0) && (rtrim(intval((abs($value) - abs(intval($value))) * $adjust),'0') < $adjust/10)) |
---|
| 1368 | return $value; |
---|
| 1369 | |
---|
| 1370 | return (intval($value * $adjust)) / $adjust; |
---|
| 1371 | } // function TRUNC() |
---|
| 1372 | |
---|
| 1373 | } // class PHPExcel_Calculation_MathTrig |
---|