whereisyou

i have a GBK string, **GBK.decode(rst_raw, DecoderTrap::Strict).is_err()** and **UTF_8.decode(rst_raw, DecoderTrap::Strict).is_err()** can not judge right result.i don't why, so i writed judge "utf8 str" code: fn is_utf8(data: &[u8]) -> bool {...