/**
* Test if cell date value is matches a set of values defined by a set of months
*
* @param mixed $cellValue
* @param mixed[] $monthSet
* @return boolean
*/
private static function filterTestInPeriodDateSet($cellValue, $monthSet)
{
// Blank cells are always ignored, so return a FALSE
if ($cellValue == '' || $cellValue === null) {
return false;
}
if (is_numeric($cellValue)) {
$dateValue = date('m', \PHPExcel\Shared\Date::excelToPHP($cellValue));
if (in_array($dateValue, $monthSet)) {
return true;
}
}
return false;
}
/**
* EOMONTH
*
* Returns the date value for the last day of the month that is the indicated number of months
* before or after start_date.
* Use EOMONTH to calculate maturity dates or due dates that fall on the last day of the month.
*
* Excel Function:
* EOMONTH(dateValue,adjustmentMonths)
*
* @param mixed $dateValue Excel date serial value (float), PHP date timestamp (integer),
* PHP DateTime object, or a standard date string
* @param int $adjustmentMonths The number of months before or after start_date.
* A positive value for months yields a future date;
* a negative value yields a past date.
* @return mixed Excel date/time serial value, PHP date/time serial value or PHP date/time object,
* depending on the value of the ReturnDateType flag
*/
public static function EOMONTH($dateValue = 1, $adjustmentMonths = 0)
{
$dateValue = Functions::flattenSingleValue($dateValue);
$adjustmentMonths = Functions::flattenSingleValue($adjustmentMonths);
if (!is_numeric($adjustmentMonths)) {
return Functions::VALUE();
}
$adjustmentMonths = floor($adjustmentMonths);
if (is_string($dateValue = self::getDateValue($dateValue))) {
return Functions::VALUE();
}
// Execute function
$PHPDateObject = self::adjustDateByMonths($dateValue, $adjustmentMonths + 1);
$adjustDays = (int) $PHPDateObject->format('d');
$adjustDaysString = '-' . $adjustDays . ' days';
$PHPDateObject->modify($adjustDaysString);
switch (Functions::getReturnDateType()) {
case Functions::RETURNDATE_EXCEL:
return (double) \PHPExcel\Shared\Date::PHPToExcel($PHPDateObject);
case Functions::RETURNDATE_PHP_NUMERIC:
return (int) \PHPExcel\Shared\Date::excelToPHP(\PHPExcel\Shared\Date::PHPToExcel($PHPDateObject));
case Functions::RETURNDATE_PHP_OBJECT:
return $PHPDateObject;
}
}
