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Description

Check if the supplied date is valid for the Gregorian calendar.

Usage

wp_checkdate( $month, $day, $year, $source_date );

Parameters

$month 

(integer) Month of the year (1-12)

$day 

(integer) Day of the month (1-31)

$year 

(integer) Year

$source_date 

(string) A properly formed date such as 2008-10-24

Return

True if it is a valid Gregorian calendar date. False if not.

Examples

Notes

Applies the filter wp_checkdate to the return.

Change Log

• Since 3.5.0

Source File

wp_checkdate() is located in wp-includes/functions.php.

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