3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $string = "hello, my, name, is, az"; echo substr($string, 0, strpos(','));
Output for 5.3.0 - 7.2.0
Warning: strpos() expects at least 2 parameters, 1 given in /in/BLmvc on line 4
Output for 4.3.0 - 5.2.17
Warning: Wrong parameter count for strpos() in /in/BLmvc on line 4