3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php class A {} assert(false, 123);
based on 9pE4f
Output for 5.4.8 - 7.2.0
Warning: assert(): 123 failed in /in/jD2t6 on line 5
Output for 5.3.0 - 5.4.7
Warning: assert() expects exactly 1 parameter, 2 given in /in/jD2t6 on line 5
Output for 4.3.0 - 5.2.17
Warning: Wrong parameter count for assert() in /in/jD2t6 on line 5