Online PHP editor | vld for femQK

<?php $date = new DateTime( '2013-10-27 01:45:00', new DateTimeZone('Europe/Berlin') ); $oldStamp=$date->getTimeStamp(); $interval=new DateInterval('PT15M'); echo $date->format('c')."\n"; echo $date->getTimeStamp()."\n"; $date->add($interval); echo $date->format('c')."\n"; echo $date->getTimeStamp()."\n"; echo $date->getTimeStamp()-$oldStamp;