[Haskell-beginners] Re: Closure
dbastos+0 at toledo.com
Fri Aug 14 19:46:02 EDT 2009
In article <h5tjgk$6d8$1 at ger.gmane.org>,
Daniel Bastos wrote:
> In article <20090729202442.GA8017 at seas.upenn.edu>,
> Brent Yorgey wrote:
>> With that said, on some level the idea of a closure is really just an
>> implementation detail---I wouldn't say that understanding it is of
>> fundamental importance in learning Haskell. But learning things never
>> hurts (except when it does).
> So it sounds correct to say that a closure is a function that brings
> an environment with it, such as variables defined outside of it.
> With this ability, we can construct functions on the fly because a
> function can return a closure which is amended and, say, returned
> again another closure more fully specified.
Hello. This was actually a request for comments. Though I didn't say
it. Does that sound correct? Any comments? Thanks much.
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