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P is for Practical

Here you go: an example of top-down FP

by tmoertel (Chaplain)
on Jun 28, 2005 at 01:43 UTC ( #470445=note: print w/replies, xml ) Need Help??

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  1. or download this
    module Main where
    showOutput = id
    process    = id
    readInput  = id
  2. or download this
    module Main where
    show1 key count = (unwords [key, show count] :)
    accumulate hash key = Map.insertWith (+) key 1 hash
  3. or download this
    module Main (main) where
    control f  = readFiles >>= writeIndex . f
    readFiles  = getArgs >>= liftM concat . mapM readFile
    writeIndex = writeFile "words.index"

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