(mapcat (fn [[k coll]] (map vector (repeat k) coll))
[[:a [1 2]] [:b [3 4]]])
=> '([:a 1] [:a 2] [:b 3] [:b 4])
On Sunday, June 8, 2014 2:12:19 PM UTC-5, boz wrote:
>
> Is there a better way to take this...
>
> [[:a [1 2]]
> [:b [3 4]]]
>
> and convert it to this...
>
> [[:a 1]
> [:a 2]
> [:b 3]
> [:b 4]]
>
> than using a loop like this...
>
> (defn doit [id v]
> (loop [a (first v) r (rest v) result []]
> (if a
> (recur (first r) (rest r) (conj result [id a]))
> result)))
>
> ???
>
> Thanks!
> ,boz
>
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