3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $file = 'http://simon.bennett.im'; if (preg_match('\.^(http|ftp)://./i', substr($file, 0, 10))) { echo 'yes'; } else { echo 'no'; }
based on CfFbM
Output for 4.3.11 - 5.6.28, 7.0.0 - 7.1.0
Warning: preg_match(): Delimiter must not be alphanumeric or backslash in /in/6HrB3 on line 3 no
Output for 4.3.0 - 4.3.10, hhvm-3.10.0 - 3.12.0
Warning: Delimiter must not be alphanumeric or backslash in /in/6HrB3 on line 3 no