3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php preg_match( '/abc\d/', 'abc2222', $foo ); echo $foo;
Output for 5.4.0 - 7.1.0
Notice: Array to string conversion in /in/brpi5 on line 3 Array
Output for 4.3.0 - 5.3.29
Array