3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $res='1'; if($res AND !$res['error']) echo 'true';
Output for 5.4.0 - 7.1.0
Warning: Illegal string offset 'error' in /in/4Gk8D on line 3
Output for 4.3.0 - 5.3.29