[Haskell-cafe] Binary IO
Donald Bruce Stewart
dons at cse.unsw.edu.au
Sat Jun 24 02:59:32 EDT 2006
> I am considering writing -in Haskell of course - a small
> program to translate binary files to human readable text.
> The trouble is that I can find no easily digestible tutorial
> style info on how to do binary IO in Haskell.
> I have read about some of the libraries that people have
> created to do binary IO, but the documentation wasn't
> sufficient to get me started (perhaps because I'm a bit
> dense, and also relatively new to Haskell).
> What I would like is to see a short example showing some
> code that reads from a binary file. I would also
> like to know what the most widely used library for doing
> binary IO in Haskell is.
> I would greatly appreciate it if someone could post a small
> example or two illustrating how to do
> binary IO in Haskell using the most widely used binary IO
> lib (if there is such a thing). Failing that, I would
> appreciate a link to some Haskell code that does binary IO
> that I could study.
> Lastly, if there is a good tutorial on doing binary IO in
> Haskell then I would appreciate a link to that as well.
> Thanks in advance,
> Jeff Lasslett
Here's a howto:
Look for the instance Binary code. That's where you set up your binary
parsers for each Haskell type. lso, these day,s you can do a fair bit of
binary hacking with Data.ByteString, without the Binary class layer over
the top. Hope that helps.
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