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PHP checkdate() Function

❮ PHP Date/Time Reference

Example

Check if several dates are valid Gregorian dates:

<?php
var_dump(checkdate(12,31,-400));
echo "<br>";
var_dump(checkdate(2,29,2003));
echo "<br>";
var_dump(checkdate(2,29,2004));
?>
Try it Yourself »

Definition and Usage

The checkdate() function is used to validate a Gregorian date.


Syntax

checkdate(month, day, year)
Parameter Description
month Required. Specifies the month as a number between 1 and 12
day Required. Specifies the day as a number between 1 and 31
year Required. Specifies the year as a number between 1 and 32767


Technical Details

Return Value: TRUE if the date is valid. FALSE otherwise
PHP Version: 4.0+

❮ PHP Date/Time Reference