[Haskell-beginners] The Applicative instance for ((->) a)

Ian Duncan iand675 at gmail.com
Sat Jul 11 06:54:24 EDT 2009


Hey folks, I understand most of what is going on with the applicative 
class, but I can't figure out why this instance is useful:
"instance Applicative ((->) a) where..."

Can anyone offer some intuition into how this is could be used?

Ian Duncan



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