run!

clojure.core

自 1.7 起提供 (源代码)

(run! proc coll)

Runs the supplied procedure (via reduce), for purposes of side
effects, on successive items in the collection. Returns nil

2 Examples

link

(run! prn (range 5))
; 0
; 1
; 2
; 3
; 4
; returns nil

; compared to mapv
(mapv prn (range 5))
; 0                                                                                                                                                                                                                                  
; 1                                                                                                                                                                                                                                  
; 2                                                                                                                                                                                                                                  
; 3                                                                                                                                                                                                                                  
; 4                                                                                                                                                                                                                                  
; returns [nil nil nil nil nil]

link

(run! #(http-out-create-person! %) [{:name "alex" :country :peru} 
                                    {:name "eddu" :country :peru}])

; (http-out-create-person! {:name "alex" :country :peru})
; (http-out-create-person! {:name "eddu" :country :peru})
; nil

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run!

clojure.core

2 Examples

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