On Thu, Jan 21, 2010 at 7:57 AM, Jacek Generowicz
<jacek.generow...@googlemail.com> wrote:
> Clojure has a Ratio type; presumably there should be an easy way to
> find the numerator and denominator of a Ratio object.
>
> I didn't have much luck on clojure.org or with find-doc, but
>
>    (show 1/2)
>
> taught me that there are numerator and denominator methods on Ratio's
> underlying Java implementation, so I can now do:
>
>    (.numerator 1/2)     ; => 1
>    (.denominator 1/2) ; => 2
>
> Is there a more direct way? (Not that this is bad! But you can't
> use .numerator as a first-order function (though #(.numerator %) is
> still pretty damn good).)
>
> In general, do you have any hints on how to go about looking for
> useful Clojure functions which work with certain Clojure types ?
>

I'd welcome a patch that exposed these methods as functions in core.

Rich

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