3v4l.org

run code in 300+ PHP versions simultaneously
<?php $error = null; if (!($error === NULL)) { echo 'not null'; } else {echo 'It is null';} ?>
Output for git.master, git.master_jit, rfc.property-hooks
It is null

This tab shows result from various feature-branches currently under review by the php developers. Contact me to have additional branches featured.

Active branches

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


preferences:
44.73 ms | 401 KiB | 8 Q