3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = NULL; echo explode("|", $a);
based on j6Y5R
Output for 5.4.0 - 5.6.28, hhvm-3.10.0, 7.0.0 - 7.1.0
Notice: Array to string conversion in /in/N5Ii3 on line 3 Array
Output for hhvm-3.12.0
Warning: explode() expects parameter 2 to be string, null given in /in/N5Ii3 on line 3
Output for 4.3.0 - 5.3.29
Array