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<?php #http://tools.ietf.org/html/rfc4648#section-5 var_dump(preg_match("/^([a-zA-Z0-9\\.\-_~!$&'()*+,;=:@]+)$/", 'abc/ddd', $m)); var_dump($m);
Output for git.master, git.master_jit, rfc.property-hooks
int(0) array(0) { }

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