3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $test = "M test file lol"; print_r(preg_split("/\s+/", trim($file), 1));
Output for 5.0.4 - 7.1.7
Notice: Undefined variable: file in /in/7011v on line 4 Array ( [0] => )
Output for 4.3.0 - 5.0.3
Notice: Undefined variable: file in /in/7011v on line 4 Array ( [0] => )