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<?php $text = '9 - 1'; preg_match_all('/\d+/', $text, $out); var_dump($out[0]); var_dump(end($out[0])); $text = '5-3'; preg_match_all('/\d+/', $text, $out); var_dump($out[0]); var_dump(end($out[0]));
Output for git.master, git.master_jit, rfc.property-hooks
array(2) { [0]=> string(1) "9" [1]=> string(1) "1" } string(1) "1" array(2) { [0]=> string(1) "5" [1]=> string(1) "3" } string(1) "3"

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