select-keys

function

since v0.0-927

clojure.core/select-keys

Edit

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Details:

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Source docstring:

Returns a map containing only those entries in map whose key is in keys

(defn select-keys
  [map keyseq]
    (loop [ret {} keys (seq keyseq)]
      (if keys
        (let [key   (first keys)
              entry (get map key ::not-found)]
          (recur
           (if (not= entry ::not-found)
             (assoc ret key entry)
             ret)
           (next keys)))
        (-with-meta ret (meta map)))))

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