3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $arr = array(); function out(&$o) { $o = 1; } array_walk_recursive($arr, 'out');
Output for 5.0.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: array_walk_recursive() in /in/oGHtq on line 7
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: array_walk_recursive() in /in/oGHtq on line 7
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: array_walk_recursive() in /in/oGHtq on line 7