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<?php function base64_encode_url($string) { return str_replace(['+','/','='], ['-','_',''], base64_encode($string)); } function base64_decode_url($string) { return base64_decode(str_replace(['-','_'], ['+','/'], $string)); } for ($i=0; $i<20000; $i++) { $data = random_bytes(rand(12,20)); if (base64_decode_url(base64_encode($data)) !== $data) { echo "FAIL"; } } echo "OK";
Output for git.master_jit, git.master, rfc.property-hooks
OK

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