utop # let a = 0x12;;
val a : int =
utop # let a = 0x1204_1024;;
val a : int = 302256164
utop # let some_bytes = Bytes.of_string "\x01\x02";;
utop # let hexstring = Hexstring.encode some_bytes;;
utop # let some_bytes' = Hexstring.decode hexstring;;
utop # Hex.show hex;;
- : string = "0102"