3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $x = 0; unset($x[++$i][++$j]);

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: Undefined variable: i in /in/JEIdg on line 3 Notice: Undefined variable: j in /in/JEIdg on line 3 Warning: Cannot unset offset in a non-array variable in /in/JEIdg on line 3
Output for Array change keys
Notice: Undefined variable: i in /in/JEIdg on line 3 Notice: Undefined variable: j in /in/JEIdg on line 3 Warning: Cannot unset offset in a non-array variable in /in/JEIdg on line 3
Output for Lexical anon
Notice: Undefined variable: i in /in/JEIdg on line 3 Notice: Undefined variable: j in /in/JEIdg on line 3 Warning: Cannot unset offset in a non-array variable in /in/JEIdg 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