3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $code = "$1?1?2/:1$2?3?4?5/:2$3E/:3$8?1?2/:4$5$7E/:5$6$7E/:1$7E/:2$4/"; preg_match_all('~\$\K\+~', $code, $matches); print_r($matches[0]);
Output for 4.3.0 - 7.1.0
Array ( )