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-rw-r--r--src/clj/clojure/core.clj2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/clj/clojure/core.clj b/src/clj/clojure/core.clj
index b48b6c64..48745464 100644
--- a/src/clj/clojure/core.clj
+++ b/src/clj/clojure/core.clj
@@ -1805,6 +1805,8 @@
(apply concat (apply map f colls)))
(defn filter
+ "Returns a lazy sequence of the items in coll for which
+ (pred item) returns true. pred must be free of side-effects."
([pred coll]
(lazy-seq
(when-let [s (seq coll)]