[Haskell-cafe] Being impure within a 'pure' function
Bulat Ziganshin
bulat.ziganshin at gmail.com
Wed Apr 22 05:27:25 EDT 2009
Hello Jason,
Wednesday, April 22, 2009, 1:14:49 PM, you wrote:
there is no any need in unsafePerformIO for array computations - ST
monad is exactly what one need here
> If you want to do raw IO and repackage it as "pure", you can
> use `unsafePerformIO` and friends. It is important to use the
> `NOINLINE` pragma in that case.
> --
> Jason Dusek
> |...unsafePerformIO...|
>
> http://haskell.org/ghc/docs/latest/html/libraries/base/System-IO-Unsafe.html#v%3AunsafePerformIO
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--
Best regards,
Bulat mailto:Bulat.Ziganshin at gmail.com
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