3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a = 10; $b = 12; echo sum($a,$b);
Output for 7.0.0 - 7.2.0
Fatal error: Uncaught Error: Call to undefined function sum() in /in/PQafB:5 Stack trace: #0 {main} thrown in /in/PQafB on line 5
Process exited with code 255.
Output for 5.3.19 - 5.6.28
Fatal error: Call to undefined function sum() in /in/PQafB on line 5
Process exited with code 255.