clojure.core/map?

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Type: function Added: Clojure 1.0 Examples: 2 Runnable: 1

([x])

Return true if x implements IPersistentMap

Examples

by dpritchett on 2010-07-14 ▶

(map? {:a 1 :b 2 :c 3}) ;;=> true (map? (hash-map :a 1 :b 2)) ;;=> true (map? (sorted-map :a 1 :b 2)) ;;=> true (map? (array-map :a 1 :b 2)) ;;=> true (map? '(1 2 3)) ;;=> false (map? #{:a :b :c}) ;;=> false

by hura on 2015-10-01 . May have evaluation errors. ▶

"Note that Records also implement `clojure.lang.IPersistentMap`:" (defrecord XRec []) (map? (->XRec)) ;; => true

See also

• clojure.core/hash-map (3)
• clojure.core/set?
• clojure.core/vector? (2)
• clojure.core/associative?

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