Hi, Am Montag, 18. Juli 2011 16:48:05 UTC+2 schrieb bonega: > > Got something like this: > > (for [e entries] > {:filename (.getName e) > :comment (.getComment e) > :manymorekeys xxx}) > > Quite often I get nil as comments. Problem is that I don't want any keys > added for comment if there are none. >
You could do something like this: (for [e entries] (merge {:filename (.getName e) :manymorekeys :xxx} (when-let [comments (.getComments e)] {:comments comments}))) 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 For more options, visit this group at http://groups.google.com/group/clojure?hl=en