--TEST-- strtotime() function --FILE-- <?php date_default_timezone_set('Europe/Oslo'); $d = array(); $d[] = strtotime("2005-07-14 22:30:41"); $d[] = strtotime("2005-07-14 22:30:41 GMT"); $d[] = strtotime("@1121373041"); $d[] = strtotime("@1121373041 CEST"); foreach($d as $date) { echo date(DATE_ISO8601, $date), "\n"; } ?> --EXPECT-- 2005-07-14T22:30:41+0200 2005-07-15T00:30:41+0200 2005-07-14T22:30:41+0200 2005-07-14T22:30:41+0200