Hi,
if you want to go low-level you can use lazy-seq.
(defn replace-first
[needle replacement coll]
(lazy-seq
(when-let [s (seq coll)]
(let [fst (first s)]
(if (= fst needle)
(cons replacement (rest s))
(cons fst (replace-first needle replacement (rest s))))))))
Sincerely
Meikel
--
You received this message because you are subscribed to the Google
Groups "Clojure" group.
To post to this group, send email to [email protected]
Note that posts from new members are moderated - please be patient with your
first post.
To unsubscribe from this group, send email to
[email protected]
For more options, visit this group at
http://groups.google.com/group/clojure?hl=en