Clojure Programming Examples

Clojure Maps select-keys

clojure

(ns clojure.examples.example
   (:gen-class))
(defn example []
   (def demokeys (hash-map "z" 1 "b" 2 "a" 3))
   (println (select-keys demokeys ["z" "a"])))
(example)

Clojure Maps merge-with

clojure

(ns clojure.examples.example
   (:gen-class))
(defn example []
   (def demokeys (hash-map "z" 1 "b" 2 "a" 3))
   (def demokeys1 (hash-map "a" 2 "h" 5 "i" 7))
   (println (merge-with + demokeys demokeys1)))
(example)

Clojure Maps merge

clojure

(ns clojure.examples.example
   (:gen-class))
(defn example []
   (def demokeys (hash-map "z" 1 "b" 2 "a" 3))
   (def demokeys1 (hash-map "a" 2 "h" 5 "i" 7))
   (println (merge-with + demokeys demokeys1)))
(example)

Clojure Maps dissoc

clojure

(ns clojure.examples.example
   (:gen-class))
(defn example []
   (def demokeys (hash-map "z" "1" "b" "2" "a" "3"))
   (println (dissoc demokeys "b")))
(example)

Clojure Maps vals

clojure

(ns clojure.examples.example
   (:gen-class))
(defn example []
   (def demokeys (hash-map "z" "1" "b" "2" "a" "3"))
   (println (vals demokeys)))
(example)

Clojure Maps keys

clojure

(ns clojure.examples.example
   (:gen-class))
(defn example []
   (def demokeys (hash-map "z" "1" "b" "2" "a" "3"))
   (println (keys demokeys)))
(example)

Clojure Maps find

clojure

(ns clojure.examples.example
   (:gen-class))
(defn example []
   (def demokeys (hash-map "z" "1" "b" "2" "a" "3"))
   (println demokeys)
   (println (find demokeys "b"))
   (println (find demokeys "x")))
(example)

Clojure Maps contains

clojure

(ns clojure.examples.example
   (:gen-class))
(defn example []
   (def demokeys (hash-map "z" "1" "b" "2" "a" "3"))
   (println (contains? demokeys "b"))
   (println (contains? demokeys "x")))
(example)

Clojure Maps get

clojure

(ns clojure.examples.example
   (:gen-class))
(defn example []
   (def demokeys (hash-map "z" "1" "b" "2" "a" "3"))
   (println demokeys)
   (println (get demokeys "b")))
(example)

Clojure SortedMaps

clojure

(ns clojure.examples.example
   (:gen-class))
(defn example []
   (def demokeys (sorted-map "z" "1" "b" "2" "a" "3"))
   (println demokeys))
(example)

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