func main():
    !! Test bytes:
    >> Byte(100)
    = 0x64

    >> Byte(0xFF)
    = 0xFF

    >> b := Byte(0x0F)
    >> b:hex()
    = "0F"
    >> b:hex(prefix=yes)
    = "0x0F"
    >> b:hex(uppercase=no)
    = "0f"