Thanks a ton, that's why I like the Clojure community so much!
On Saturday, June 4, 2016 at 1:23:13 AM UTC-4, Atamert Ölçgen wrote:
>
>
>
> On Sat, Jun 4, 2016 at 1:45 AM, James Reeves <ja...@booleanknot.com
> > wrote:
>
>> You can do it with a macro.
>>
>> - James
>>
>> On 3 June 2016 at 22:22, Steven Zhou <zzuo...@gmail.com >
>> wrote:
>>
>>> Is it possible to write down a function do the following?
>>>
>>> (defn foo
>>> [input]
>>>
>>> )
>>>
>>> (def x "Hello")
>>> (def y "Clojure")
>>>
>>> (foo [x y])
>>> => {:x "Hello" :y "Clojure"}
>>>
>>
> This seems to do what you want:
>
>
> (defmacro foo [vars]
> (let [keys_ (mapv keyword vars)]
> `(zipmap ~keys_ ~vars)))
>
>
>
> Note the difference between ~(mapv keyword vars) & ~vars. The former maps
> (keyword) over a vector of symbols, then resolves their value (which is
> themselves). The latter resolves the vector of symbols directly, each
> element in turn gets resolved to their respective definitions.
>
> If you rewrite this to use a (foo [& vars] ...) and be called as (foo x
> y), I think it would be easier to see what's happening.
>
>
>
>>
>>>
>>> Regards,
>>> -Steven
>>>
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>
>
>
> --
> Kind Regards,
> Atamert Ölçgen
>
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>
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