3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php preg_match_all('~([a-z])([0-9])~', 'b53d34', $matches); print_r($matches); print str_repeat('=-', 42); preg_match_all('~([a-z])([0-9])~', 'b53d34', $matches, PREG_SET_ORDER); print_r($matches);
Output for 4.3.0 - 7.1.0
Array ( [0] => Array ( [0] => b5 [1] => d3 ) [1] => Array ( [0] => b [1] => d ) [2] => Array ( [0] => 5 [1] => 3 ) ) =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-Array ( [0] => Array ( [0] => b5 [1] => b [2] => 5 ) [1] => Array ( [0] => d3 [1] => d [2] => 3 ) )