3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a = new DateTime('2017-11-01T00:00:00+0100'); echo $a->format(DATE_ISO8601);
based on 5K3Hh
Output for 5.6.0 - 5.6.30, hhvm-3.18.5 - 3.22.0, 7.0.0 - 7.3.0rc3
2017-11-01T00:00:00+0100