[Haskell-cafe] Mutable arrays

[Daniel Fischer]

Am Mittwoch, 6. Februar 2008 23:31 schrieb Jeff φ:
>
> At the risk of starting a flame war, being labeled a troll, having Godwin's
> law invoked, and suffering a life time ban from Haskell-Cafe, I'd like to
> broach another subject.  I noticed that GHC implements mutable arrays in
> the IO monad.  This seems odd to me.  Arrays aren't related to IO.  Are
> there obstacles to mixing code that uses IO monads and array monads that
> are most easily worked around by sticking mutable arrays into the IO monad?

IO(U)Arrays are only one variant of mutable Array, there are also ST(U)Arrays, 
which are often preferred.