PHP checkdate() Function

PHP Date / Time Functions

Example

Check if some 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));
?>

Run Instance

Definition and Usage

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

Syntax

checkdate(month,day,year);
Parameter Description
month Required. Specifies the month, a numeric value from 1 to 12.
day Required. Specifies the day, a numeric value from 1 to 31.
year Required. Specifies the year, a numeric value from 1 to 32767.

Technical Details

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

PHP Date / Time Functions