On Friday, April 17, 2015 at 4:40:07 PM UTC-5, Michael Blume wrote:
>
>
> In other people's Clojure code I sometimes see things like
>
> (zipmap
> (map some-fn (keys m))
> (map other-fn (vals m)))
>
> If it were my code I'd be much more inclined to write
>
> (into {}
> (for [[k v] m]
> [(some-fn k) (other-fn v)]))
>
> Is this a to-each-their-own thing or is the latter preferred?
>
One minor quibble is that your example only makes one pass over the data.
If the map is big enough, there could be a performance advantage.
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