3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a = "asdiqwhdf@qwodj"; echo substr($a,0, strpos($a));
Output for 5.3.0 - 7.2.0
Warning: strpos() expects at least 2 parameters, 1 given in /in/1KnMH on line 3
Output for 4.3.0 - 5.2.17
Warning: Wrong parameter count for strpos() in /in/1KnMH on line 3