[Haskell] more newbie questions regarding do syntax,
mondic context & Data.HashTable
maeder at tzi.de
Thu Dec 29 09:16:33 EST 2005
Hunter Kelly wrote:
> How can I get at the underlying value? Can I only access it from
> within a "do" construct?
Yes, I'm afraid so
> Is there anyway to get at this function to return just True or False?
No, (unless you use something unsafe that I would not recommend)
> Or has using something that uses an IO monad "polluted" everything
> else that depends on the answer?
Yes, that's the problem with Data.HashTable (and the reason for Data.Map
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