Converting IO Int --> Int
saki at mail.portland.co.uk
Mon Nov 10 02:36:18 EST 2003
Am new to haskell, however is this what you mean :
num <- getLine
let x = read num :: Int -- ??
Greets, Jad Saklawi
Tim Stitt wrote:
>Can anyone tell me how to convert a value of type IO Int to a value of type
>I wrote a simple script to read an integer from the user using IO and then
>the value is returned from the IO function using
>with a return type of IO Int.
>In the calling function I wish to do a comparison with the user value and a
>hard-coded integer. Unfortunately I keep getting type errors between the Int
>and the IO Int.
>I would be grateful for any assistance in this.
>Thanks in advance,
>Haskell-Cafe mailing list
>Haskell-Cafe at haskell.org
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