[Haskell-cafe] Binary IO of a list of ints
jed at 59A2.org
Thu Jan 24 07:44:32 EST 2008
On 24 Jan 2008, jamie.love at aviarc.com.au wrote:
> Hi there
> I have a list of ints, with values between 0 and 255 and I need to print them
> out in little endian form to a file.
> I've been using Data.Binary for single values, e.g.
> runPut $ do
> put 'B'
> put (0 :: Int32)
This will be big endian by default. If it needs to be little endian,
use Data.Binary.Put.putWord32le and relatives. With a list, you could
do something like:
runPut $ mapM_ (putWord32le . fromIntegral) listOfInts
I hope this helps.
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