On Mar 23, 2009, at 16:36, Jeff Valk wrote:
>> I prefer the into version which allows to write a mapmap that
>> preserves the
>> map type (eg sorted or hash):
>>
>> (defn mapmap [f m]
>> (into (empty m) (for [[k v] m] [k (f v)])))
>
> Agreed. If it were in contrib, this would make most sense.
It is already in clojure.contrib, with exactly that implementation,
and for exactly that reason:
http://code.google.com/p/clojure-contrib/source/browse/trunk/src/
clojure/contrib/generic/functor.clj
Konrad.
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