File I/O
Reading the Contents of a File as an Entire String
(ns clojure.examples.hello (:gen-class)) ;; This program displays Hello World (defn Example [] (def string1 (slurp "Example.txt")) (println string1)) (Example)
Reading the Contents of a File One Line at a Time
(ns clojure.examples.hello (:gen-class)) ;; This program displays Hello World (defn Example [] (with-open [rdr (clojure.java.io/reader "Example.txt")] (reduce conj [] (line-seq rdr)))) (Example)
Writing ‘to’ Files
(ns clojure.examples.hello
(:gen-class))
;; This program displays Hello World
(defn Example []
(spit "Example.txt"
"This is a string"))
Writing ‘to’ Files One Line at a Time
(ns clojure.examples.hello
(:gen-class))
;; This program displays Hello World
(defn Example []
(with-open [w (clojure.java.io/writer "Example.txt" :append true)]
(.write w (str "hello" "world"))))
(Example)
Checking to See If a File Exists
(ns clojure.examples.hello (:gen-class)) ;; This program displays Hello World (defn Example [] (println (.exists (clojure.java.io/file "Example.txt")))) (Example)
Reading from the Console
user->(read-line) Hello World
Refs
관련 문서
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