3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $words = "a10,a09"; $words=explode(",",$words); $your_array = preg_grep('~(?=[^s]*s)(?=[^m]*m)(?=[^e]*e)~', $words);; print_r($your_array);
Output for 4.3.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
Array ( )
Output for hhvm-3.10.0

Process exited with code 153.