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<?php var_dump( preg_match_all('/([^\\\\]|\\\\\\\\)+/', "asdf\\dsf\dsfaf", $matches) ); var_dump($matches);
based on 31qq1
Output for 4.3.0 - 7.1.0
int(3) array(2) { [0]=> array(3) { [0]=> string(4) "asdf" [1]=> string(3) "dsf" [2]=> string(5) "dsfaf" } [1]=> array(3) { [0]=> string(1) "f" [1]=> string(1) "f" [2]=> string(1) "f" } }