with-meta

function

since v0.0-927

clojure.core/with-meta

Edit

Details:

Examples:

(def a ^:foo [1 2 3])
(def b (with-meta a {:bar true}))

(= a b)
;;=> true

(meta a)
;;=> {:foo true}

(meta b)
;;=> {:bar true}

See Also:

• alter-meta!
• vary-meta

Returns an object of the same type and value as obj, with
map m as its metadata.

(defn with-meta
  [o meta]
  (if (js-fn? o)
    (MetaFn. o meta)
    (when-not (nil? o)
      (-with-meta o meta))))