Online PHP editor | refs for s0DmV

@ 2014-05-10T17:54:27Z

<?php

$dateLastActivity = '2014-05-02T15:03:08.227Z';

$test = DateTime::createFromFormat('Y-m-d\TH:i:s.u\Z', $dateLastActivity, new DateTimeZone('UTC'));

var_dump($test, $test->format('u'));