checkdate

checkdate

Validate a Gregorian date

bool **checkdate** int $month int $day int $year

Checks the validity of the date formed by the arguments. A date is considered valid if each parameter is properly defined.

monthThe month is between 1 and 12 inclusive.

day The day is within the allowed number of days for the given . Leap s are taken into consideration. month``year

yearThe year is between 1 and 32767 inclusive.

Returns true if the date given is valid; otherwise returns false.

Voorbeeld: example

<?php
var_dump(checkdate(12, 31, 2000));
var_dump(checkdate(2, 29, 2001));

bool(true)
bool(false)

mktime``strtotime