(3.0.13 - 3.0.18 only, PHP 4 >= 4.0.0)
mcal_date_valid --
Returns
TRUE if the given year, month, day is a valid date
Description
int mcal_date_valid (int year, int month, int day)
mcal_date_valid() Returns TRUE if the given
year, month and day is a valid date, FALSE if not.