3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $str = "This is a test"; preg_match('/(?P<name>.+?) (.+)/',$str,$arr); print_R($arr);
Output for 4.3.3 - 7.2.0
Array ( [0] => This is a test [name] => This [1] => This [2] => is a test )
Output for 4.3.0 - 4.3.2
Array ( [0] => This is a test [1] => This [2] => is a test )