63 lines
2.2 KiB
PHP
63 lines
2.2 KiB
PHP
<?php
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namespace PhpOffice\PhpSpreadsheet\Calculation\DateTimeExcel;
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use DateTimeInterface;
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use PhpOffice\PhpSpreadsheet\Calculation\ArrayEnabled;
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use PhpOffice\PhpSpreadsheet\Calculation\Exception;
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use PhpOffice\PhpSpreadsheet\Calculation\Information\ExcelError;
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use PhpOffice\PhpSpreadsheet\Shared\Date as SharedDateHelper;
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class Days
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{
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use ArrayEnabled;
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/**
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* DAYS.
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*
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* Returns the number of days between two dates
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*
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* Excel Function:
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* DAYS(endDate, startDate)
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*
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* @param array|DateTimeInterface|float|int|string $endDate Excel date serial value (float),
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* PHP date timestamp (integer), PHP DateTime object, or a standard date string
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* Or can be an array of date values
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* @param array|DateTimeInterface|float|int|string $startDate Excel date serial value (float),
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* PHP date timestamp (integer), PHP DateTime object, or a standard date string
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* Or can be an array of date values
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*
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* @return array|int|string Number of days between start date and end date or an error
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* If an array of values is passed for the $startDate or $endDays,arguments, then the returned result
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* will also be an array with matching dimensions
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*/
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public static function between($endDate, $startDate)
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{
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if (is_array($endDate) || is_array($startDate)) {
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return self::evaluateArrayArguments([self::class, __FUNCTION__], $endDate, $startDate);
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}
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try {
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$startDate = Helpers::getDateValue($startDate);
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$endDate = Helpers::getDateValue($endDate);
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} catch (Exception $e) {
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return $e->getMessage();
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}
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// Execute function
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$PHPStartDateObject = SharedDateHelper::excelToDateTimeObject($startDate);
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$PHPEndDateObject = SharedDateHelper::excelToDateTimeObject($endDate);
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$days = ExcelError::VALUE();
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$diff = $PHPStartDateObject->diff($PHPEndDateObject);
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if ($diff !== false && !is_bool($diff->days)) {
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$days = $diff->days;
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if ($diff->invert) {
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$days = -$days;
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}
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}
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return $days;
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}
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}
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