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<?php preg_match_all('/[a-z0-9]+(::([a-z0-9_]+))/', 'lol::second::third::fourth', $matches); var_dump($matches);
Output for git.master, git.master_jit, rfc.property-hooks
array(3) { [0]=> array(2) { [0]=> string(11) "lol::second" [1]=> string(13) "third::fourth" } [1]=> array(2) { [0]=> string(8) "::second" [1]=> string(8) "::fourth" } [2]=> array(2) { [0]=> string(6) "second" [1]=> string(6) "fourth" } }

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