Re: [Haskell-cafe] Folding Integrals

Not "can", "should". And it might even survive in th world of Unicode. On Dec 12, 2007 4:17 PM, Brent Yorgey wrote:

On Dec 12, 2007 10:36 AM, Arie Groeneveld wrote:

...

Reinier Lamers schreef:

...

printint :: Int -> [Char] printint = map chr . map (+0x30) . reverse . map (`mod` 10) . takeWhile (>0) . iterate (`div`10)

Most of the time I use this:

digits :: Integer -> [Int] digits = map (flip(-)48.ord) . show

One can also use Data.Char.digitToInt in place of (flip (-) 48 . ord).

-Brent

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