3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a = array(); $a += 5; print_r($a);
based on drsuG
Output for 7.0.0 - 7.2.0
Fatal error: Uncaught Error: Unsupported operand types in /in/d5t4r:5 Stack trace: #0 {main} thrown in /in/d5t4r on line 5
Process exited with code 255.
Output for 5.3.18 - 5.6.28
Fatal error: Unsupported operand types in /in/d5t4r on line 5
Process exited with code 255.