- var_dump: documentation ( source)
- time: documentation ( source)
- gmdate: 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'));