3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $date = new \DateTimeImmutable('last sunday in october'); echo $date->format('Y-m-d H:i:s');
based on H4BXL

Shows result from various feature-branches currently under review from the php developers. Contact me to have additional branches featured.

Archived branches

Once feature-branches are merged or declined, they are no longer available. Their functionality (when merged) can be viewed from the main output page