- var_dump: documentation ( source)
<?php
//$now1 = new DateTime(gmdate('Y-m-d H:i', time()), new DateTimeZone('UTC'));
//$now2 = new DateTime('now', new DateTimeZone('UTC'));
//var_dump($now1->format('Y-m-d H:i:s'));
//var_dump($now2->format('Y-m-d H:i:s'));
var_dump(!empty(false));