前缀，后缀
if false == bytes.HasPrefix([]byte(msgIn), []byte("7e")) ||
false == bytes.HasSuffix([]byte(msgIn), []byte("7e")) {
return errors.New("Not a single complete protocol.")
}
|
int 转 byte array
bs := make([]byte, 4)
binary.LittleEndian.PutUint32(bs,b.Version)
|