3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $arr = array(0,null,3,null); print_r(array_filter($arr), function($var){ return $var !== null; });

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
Warning: print_r() expects parameter 2 to be boolean, object given in /in/GYjoo on line 4
Output for Array change keys
Warning: print_r() expects parameter 2 to be boolean, object given in /in/GYjoo on line 4
Output for Lexical anon
Warning: print_r() expects parameter 2 to be boolean, object given in /in/GYjoo on line 4

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