go 进制互转

十进制 <------> 十六进制

 //10---->16
func Base10ToBase16(base10 []byte)(string,error){
    //base10 := 12
    //不自动补0，如12----> C
    //base16 := fmt.Sprintf("%X", string(base10))
    //自动补0，如12----> 0c
    base16 := hex.EncodeToString([]byte(base10))
    //fmt.Printf("十进制(%d)转十六进制:%v\n", base10, base16)
    return base16,nil
}
 //16---->10
func Base16ToBase10(base16 []byte)(string,error){
    //base16 = "3e8"
    base16Str := fmt.Sprintf("%s", base16)
    base10, err:= strconv.ParseUint(base16Str, 16, 32) //十六进制转10进制
    if err!=nil{
        return "",err
    }
    //fmt.Printf("十六进制(%v)转十进制:%v\n", base16, base10)
     return base10,nil
}