3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $array = null; foreach($array as $a) echo $a;
Output for 4.3.0 - 4.3.10, 4.4.0 - 7.2.0
Warning: Invalid argument supplied for foreach() in /in/k7if3 on line 5
Output for 4.3.11