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<?php print base64_encode("http://google.com?asdfsadfsd=asdf&asdfsdf=asd+fdf"); preg_match('/[\w%]+/i', '%', $matches); var_dump($matches);
Output for git.master, git.master_jit, rfc.property-hooks
aHR0cDovL2dvb2dsZS5jb20/YXNkZnNhZGZzZD1hc2RmJmFzZGZzZGY9YXNkK2ZkZg==array(1) { [0]=> string(1) "%" }

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