3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php substr('dasdlkasd', 'dkasldjkldfjsdklgjklfd');
based on B6lae
Output for 7.0.0 - 7.2.0
Warning: substr() expects parameter 2 to be integer, string given in /in/7tsWW on line 3
Output for 5.3.18 - 5.6.28
Warning: substr() expects parameter 2 to be long, string given in /in/7tsWW on line 3