3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php var_dump(preg_match_all("(^[ ,])+", "add dd,ddd", $m)); var_dump($m);
Output for 5.2.0 - 5.6.28, 7.0.0 - 7.1.0
Warning: preg_match_all(): Unknown modifier '+' in /in/m3oYD on line 2 bool(false) NULL
Output for hhvm-3.10.0 - 3.12.0
Warning: Unknown modifier '+': [(^[ ,])+] in /in/m3oYD on line 2 bool(false) NULL
Output for 4.3.11 - 5.1.6
Warning: preg_match_all(): Unknown modifier '+' in /in/m3oYD on line 2 bool(false) array(0) { }
Output for 4.3.0 - 4.3.10
Warning: Unknown modifier '+' in /in/m3oYD on line 2 bool(false) array(0) { }