Clojure Programming Examples

Clojure un-alias

clojure

(ns clojure.examples.example
   (:gen-class))
(defn example []
   (alias 'string 'clojure.core)
   (ns-unalias 'clojure.core 'string))
(example)

Clojure ns-map

clojure

(ns clojure.examples.example
   (:require [clojure.set :as set])
   (:gen-class))
(defn example []
   (println (count (ns-map 'clojure.core))))
(example)

Clojure ns-aliases

clojure

(ns clojure.examples.example
   (:require [clojure.set :as set])
   (:gen-class))
(defn example []
   (println (ns-aliases 'clojure.core)))
(example)

Clojure ns-name

clojure

(ns clojure.examples.example
   (:require [clojure.set :as set])
   (:gen-class))
(defn example []
   (println (ns-name 'clojure.string)))
(example)

Clojure find-ns

clojure

(ns clojure.examples.example
   (:require [clojure.set :as set])
   (:gen-class))
(defn example []
   (println (find-ns 'clojure.string)))
(example)

Clojure all-ns

clojure

(ns clojure.examples.example
   (:require [clojure.set :as set])
   (:gen-class))
(defn example []
   (println (all-ns)))
(example)

Clojure ns

clojure

(ns clojure.myown
   (:require [clojure.set :as set])
   (:gen-class))
(defn hello-world []
   (println *ns*))
(hello-world)

Clojure ns

clojure

(ns clojure.examples.example
   (:require [clojure.set :as set])
   (:gen-class))
(defn example []
   (println *ns*))
(example)

Clojure map-invert

clojure

(ns clojure.examples.example
   (:require [clojure.set :as set])
   (:gen-class))
(defn example []
   (def demokeys (hash-map "z" 1 "b" 2 "a" 3))
   (def demonew (set/map-invert demokeys))
   (println demonew))
(example)

Clojure Maps rename-keys

clojure

(ns clojure.examples.example
   (:require [clojure.set :as set])
   (:gen-class))
(defn example []
   (def demokeys (hash-map "z" 1 "b" 2 "a" 3))
   (def demonew (set/rename-keys demokeys {"z" "newz" "b" "newb" "a" "newa"}))
   (println demonew))
(example)

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