3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php empty($command['controller']) && $command['controller'] = null; empty($command['action']) && $command['action'] = null; empty($command['data']) && $command['data'] = null; empty($command['id']) && $command['id'] = $key;
Output for 5.0.4 - 7.1.0
Notice: Undefined variable: key in /in/2lJVm on line 5
Output for 4.3.0 - 5.0.3
Notice: Undefined variable: key in /in/2lJVm on line 5