[Haskell-cafe] Function to cast types
gsan at stillpsycho.net
Sun Mar 22 10:11:43 EDT 2009
Anonymous Anonymous <temp.public at gmail.com> writes:
> fromIntToString :: Int -> String
> PS: if possible please do not use any casting functions that are predefined.
This is a rather simplified version of the Show instance of Int from the
itos :: Int -> String
itos x | x < 0 = '-' : itos (negate x)
| x < 10 = "0123456789" !! x : ""
| otherwise = let (q, r) = x `quotRem` 10
in itos q ++ itos r
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