관리-도구

편집 파일: DMin.php

<?php namespace PhpOffice\PhpSpreadsheet\Calculation\Database; use PhpOffice\PhpSpreadsheet\Calculation\Information\ExcelError; use PhpOffice\PhpSpreadsheet\Calculation\Statistical\Minimum; class DMin extends DatabaseAbstract { /** * DMIN. * * Returns the smallest number in a column of a list or database that matches conditions you that * specify. * * Excel Function: * DMIN(database,field,criteria) * * @param mixed[] $database The range of cells that makes up the list or database. * A database is a list of related data in which rows of related * information are records, and columns of data are fields. The * first row of the list contains labels for each column. * @param int|string $field Indicates which column is used in the function. Enter the * column label enclosed between double quotation marks, such as * "Age" or "Yield," or a number (without quotation marks) that * represents the position of the column within the list: 1 for * the first column, 2 for the second column, and so on. * @param mixed[] $criteria The range of cells that contains the conditions you specify. * You can use any range for the criteria argument, as long as it * includes at least one column label and at least one cell below * the column label in which you specify a condition for the * column. * * @return null|float|string */ public static function evaluate($database, $field, $criteria, bool $returnError = true) { $field = self::fieldExtract($database, $field); if ($field === null) { return $returnError ? ExcelError::VALUE() : null; } return Minimum::min( self::getFilteredColumn($database, $field, $criteria) ); } }