[Haskell-cafe] REALLY simple STRef examples
chad.scherrer at gmail.com
Thu Jul 20 10:08:24 EDT 2006
Whoa. That changes everything I thought I knew about ($). Come to
think of it, one of the examples that does work it written
main = print $ runST f
where f is defined separtely. So that's consistent.
I'll take a look at the references. Thanks!
> Indeed. The short answer: use
> runST (long expression)
> rather than
> runST $ long expression
> when it comes to higher-ranked functions such as runST.
> A longer answer:
> > let me know what i need to read to fix it myself
> MLF (see Daan Leijen, A. Loeh, `Qualified types for MLF', ICFP05)
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