Check if dates are valid Gregorian dates in PHP
Description
The following code shows how to check if dates are valid Gregorian dates.
Example
/*from ww w .j a va 2s. c o m*/
<?php
var_dump(checkdate(12,31,-400));
echo "<br>";
var_dump(checkdate(2,29,2003));
echo "<br>";
var_dump(checkdate(2,29,2004));
?>
The code above generates the following result.
