Hex Values

[Lemmih]

On 11/13/05, Daan Leijen <daan at cs.uu.nl> wrote:
> Dominic Steinitz wrote:
> > I often find myself wanting to print out hex values as a string. I couldn't
>
> Me too! And I also often want to see binary values (ie. 13 == 0x0D == 0b1101)
>
> Just some information: I remember that there is a 'showHex' function in the "NumExts"
> module in Ghc (at least in version 5.x). See:
>
> <http://www.haskell.org/ghc/docs/latest/html/hslibs/sec-NumExts.html>

It's now Numeric from the 'base' package:
http://haskell.org/ghc/docs/latest/html/libraries/base/Numeric.html

Prelude> Numeric.showIntAtBase 2 Char.intToDigit 99 ""
"1100011"
Prelude> Numeric.showHex 30 ""
"1e"

--
Friendly,
  Lemmih