3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $arr = ['yo!', 'wa'=>'hey there']; echo $arr[wa];

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

Output for Typed properties v2
Notice: Use of undefined constant wa - assumed 'wa' in /in/CaYOa on line 3 hey there
Output for Array change keys
Notice: Use of undefined constant wa - assumed 'wa' in /in/CaYOa on line 3 hey there
Output for Lexical anon
Notice: Use of undefined constant wa - assumed 'wa' in /in/CaYOa on line 3 hey there

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