3v4l.org

run code in 300+ PHP versions simultaneously
<?php class B { const X = ['Y'=>['Z'=>'value']]; } $const = B::X; echo $const['Y']['Z'];
Output for git.master, git.master_jit, rfc.property-hooks
value

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:
34.46 ms | 401 KiB | 8 Q