/**
* Compares two dates
*
* @param int $day1
* the day of the month
* @param int $month1
* the month
* @param int $year1
* the year. Use the complete year instead of the
* abbreviated version. E.g. use 2005, not 05.
* Do not add leading 0's for years prior to 1000.
* @param int $day2
* the day of the month
* @param int $month2
* the month
* @param int $year2
* the year. Use the complete year instead of the
* abbreviated version. E.g. use 2005, not 05.
* Do not add leading 0's for years prior to 1000.
*
* @return int 0 if the dates are equal. 1 if date 1 is later, -1 if
* date 1 is earlier.
*
* @access public
* @static
*
*/
static function compareDates($day1, $month1, $year1, $day2, $month2, $year2)
{
$ndays1 = Calc::dateToDays($day1, $month1, $year1);
$ndays2 = Calc::dateToDays($day2, $month2, $year2);
if ($ndays1 == $ndays2) {
return 0;
}
return $ndays1 > $ndays2 ? 1 : -1;
}
