3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php var_dump(preg_match_all('/(\d+)(?:\]|,|\s+)/', '[1, 2, 3]'));
Output for 5.4.0 - 7.2.0
int(3)
Output for 4.3.4 - 5.3.29
Warning: preg_match_all() expects at least 3 parameters, 2 given in /in/svjE1 on line 3 bool(false)
Output for 4.3.3

Process exited with code 139.
Output for 4.3.0 - 4.3.2
Warning: Wrong parameter count for preg_match_all() in /in/svjE1 on line 3 NULL