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<?php define("base64alphabet",'-0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz'); function epxandb64($id, $alphabet=base64alphabet) { $base = strlen($alphabet); $len = strlen($id)-1; $long = 0.0; $mul=1; for($i=$len;$i>=0;$i--) { $long += strpos($alphabet, substr($id, $i,1))*$mul; $mul *= $base; } return $long; } epxandb64('0HcvFJMbvGx5rA');

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63.18 ms | 402 KiB | 5 Q