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<?php $str = 'a\\\\,b,c\\,d'; var_dump(preg_split('/(?<!(?<!\\\\)\\\\),/', $str)); preg_match_all('/[^\\\\]\\\\,|([^,]+?)/', $str, $matches); print_r(array_filter($matches[1]));
Output for git.master, git.master_jit, rfc.property-hooks
array(3) { [0]=> string(3) "a\\" [1]=> string(1) "b" [2]=> string(4) "c\,d" } Array ( [0] => a [1] => \ [2] => \ [3] => b [5] => d )

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