RosettaCodeData/Task/Flatten-a-list/Clojure/flatten-a-list-1.clj
Ingy döt Net db842d013d A-M baby
2013-04-10 21:29:02 -07:00

6 lines
195 B
Clojure

(defn flatten [coll]
(lazy-seq
(when-let [s (seq coll)]
(if (coll? (first s))
(concat (flatten (first s)) (flatten (rest s)))
(cons (first s) (flatten (rest s)))))))