2010/9/20 Meikel Brandmeyer <m...@kotka.de> > Hi, > > Am 20.09.2010 um 18:52 schrieb John Cromartie: > > >> (def flip-map #(apply zipmap ((juxt vals keys) %))) > >> > > > > If I was going to write flip-map it might be a tad longer, but lazy > > and a bit clearer (IMO), with: > > > > (defn flip-map [m] (into {} (map (juxt second first) m))) > > Is there some specific reason to avoid the most straight-forward solution? > > user=> (defn flip-map [m] (zipmap (vals m) (keys m))) > #'user/flip-map > user=> (flip-map {:a 1 :b 2 :c 3 :d 4 :e 5 :f 6 :g 7 :h 8}) > {8 :h, 7 :g, 6 :f, 5 :e, 4 :d, 3 :c, 2 :b, 1 :a} > > The fact that currently having vals and keys return seqs in the same order is not guaranteed by the documentation ?
> Sincerely > Meikel > > -- > You received this message because you are subscribed to the Google > Groups "Clojure" group. > To post to this group, send email to clojure@googlegroups.com > Note that posts from new members are moderated - please be patient with > your first post. > To unsubscribe from this group, send email to > clojure+unsubscr...@googlegroups.com<clojure%2bunsubscr...@googlegroups.com> > For more options, visit this group at > http://groups.google.com/group/clojure?hl=en > -- You received this message because you are subscribed to the Google Groups "Clojure" group. To post to this group, send email to clojure@googlegroups.com Note that posts from new members are moderated - please be patient with your first post. To unsubscribe from this group, send email to clojure+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/clojure?hl=en