3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php var_dump(sha1());
based on CkaKE
Output for 5.0.0 - 7.2.0
Warning: sha1() expects at least 1 parameter, 0 given in /in/KVDfB on line 5 NULL
Output for 4.3.0 - 4.4.9
Warning: Wrong parameter count for sha1() in /in/KVDfB on line 5 NULL