3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $str = 'a,b\\,c\\\\,d\\'; preg_match_all('/(?:[^\\\\,]|\\\(?:$|\\.))+/', $str, $matches); var_dump($matches[0]);
based on pJj2O
Output for 4.3.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
array(4) { [0]=> string(1) "a" [1]=> string(1) "b" [2]=> string(1) "c" [3]=> string(2) "d\" }
Output for hhvm-3.10.0

Process exited with code 153.