Creating a timestamp from the components of a date
<?php
echo("Validating: 5/31/2005<br />");
if (checkdate(5,31,2005)) {
echo('Date accepted: ');
$new_date=mktime(18,05,35,5,31,2005);
echo date("r",$new_date);
}
else {
echo ('Invalid date.');
}
?>
Related examples in the same category