On Tue, Feb 7, 2012 at 3:28 PM, Manuel Paccagnella
<manuel.paccagne...@gmail.com> wrote:
> And let's say that I want a function that returns the sum of all :a values
> of the something seq. I could write the function in this way:
>
> (defn do-sum [some-coll]
> (reduce + (map #(:a %) some-coll)))
>
> Not a big deal, but I wonder if there is a better way to do it.
One better way:
(defn do-sum [some-coll]
(reduce + (map :a some-coll)))
Keywords can be used as functions. That's probably tidy enough not to
feel the need to do something else, such as destructuring.
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