You can use whatever functions you want with juxt:
user=> (into {} (map (juxt #(% "a") #(% "b")) [{"a" "blah" "b" "ack"} {"a"
"red" "b" "blue"}]))
{"blah" "ack", "red" "blue"}
On Thursday, July 25, 2013 2:55:18 PM UTC-7, Brian Craft wrote:
>
> Ah, interesting. Only works for keys that are functions.
>
> On Thursday, July 25, 2013 2:48:10 PM UTC-7, Gary Trakhman wrote:
>>
>> user> (into {} (map (juxt :a :b) [{:a "blah" :b "ack"} {:a "red" :b
>> "blue"}]))
>> {"blah" "ack", "red" "blue"}
>>
>>
>>
>> On Thu, Jul 25, 2013 at 5:34 PM, Brian Craft <craft...@gmail.com> wrote:
>>
>>> Is there a better way to do this, making a map of certain keys from a
>>> list of maps?
>>>
>>> > (apply hash-map (mapcat (fn [x] [(x :a) (x :b)]) [{:a "blah" :b "ack"}
>>> {:a "red" :b "blue"}]))
>>> {"red" "blue", "blah" "ack"}
>>>
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