3v4l.org

run code in 300+ PHP versions simultaneously
<?php class foo { const foo = BAZ; } try { class_exists(foo); } catch (Error $e) { print 'hello'; }
Output for git.master_jit, git.master
hello

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:
26.83 ms | 405 KiB | 5 Q