Anonymous
public php v1 · immutable<?php$datetest = checkdate($_POST["month"],$_POST["day"], 2007);if ($datetest === false) { echo "<p>The date you entered was not valid, please try again.</p>";;} else { $birthdate = mktime(0, 0, 0, $_POST["month"], $_POST["day"], 2007); $currentdate = mktime(); $countdown = $birthdate - $currentdate; echo "<p>Your birthday will be in:".$countdown"</p>";}?>