3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $array = [1]; if(array_shift(@$array));

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: Only variables should be passed by reference in /in/oUh4D on line 3
Output for Array change keys
Notice: Only variables should be passed by reference in /in/oUh4D on line 3
Output for Lexical anon
Strict Standards: Only variables should be passed by reference in /in/oUh4D on line 3

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