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checkdate

(PHP 3, PHP 4 )

checkdate -- Validate a gregorian date

Description

bool checkdate ( int month, int day, int year)

Returns TRUE if the date given is valid; otherwise returns FALSE. Checks the validity of the date formed by the arguments. A date is considered valid if:

  • year is between 1 and 32767 inclusive

  • month is between 1 and 12 inclusive

  • Day is within the allowed number of days for the given month. Leap years are taken into consideration.

See also mktime() and strtotime().

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