3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php var_dump(assert(false, "sdf"));
Output for 7.0.1 - 7.2.0
Warning: assert(): sdf failed in /in/Sc7Vj on line 3 bool(false)
Output for 5.4.8 - 7.0.0
Warning: assert(): sdf failed in /in/Sc7Vj on line 3 NULL
Output for 5.3.0 - 5.4.7
Warning: assert() expects exactly 1 parameter, 2 given in /in/Sc7Vj on line 3 NULL
Output for 4.3.0 - 5.2.17
Warning: Wrong parameter count for assert() in /in/Sc7Vj on line 3 NULL