3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { } class_alias('B', 'A'); $a = new A(); var_dump($a instanceof B);
Output for git.master, git.master_jit, rfc.property-hooks
Warning: Class "B" not found in /in/bG14k on line 7 bool(false)

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:
43.23 ms | 401 KiB | 8 Q