3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $string = "google.at;davetrudes.com asdf http://www.youtube.com/user/davetrudes http://code.google.com/u/dave.trudes/"; $match = null; preg_match_all("\b((https?|ftp|file)://|(www|ftp)\.)[-A-Z0-9+&@#/%?=~_|$!:,.;]*[A-Z0-9+&@#/%=~_|$]", $string, $match); var_dump($match);
Output for 5.2.0 - 7.1.0
Warning: preg_match_all(): Delimiter must not be alphanumeric or backslash in /in/5NUEo on line 8 NULL
Output for 4.3.11 - 5.1.6
Warning: preg_match_all(): Delimiter must not be alphanumeric or backslash in /in/5NUEo on line 8 array(0) { }
Output for 4.3.0 - 4.3.10
Warning: Delimiter must not be alphanumeric or backslash in /in/5NUEo on line 8 array(0) { }