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deque-blog/no-swallow.clj

Last active May 8, 2017 19:38
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no-swallow.clj
(defn no-swallow
"Returns `nil` whatever the argument"
[code]
nil)
(no-swallow (println "Hello world"))
"Hello world" ;; Side effect of evaluating the argument
=> nil ;; Output of no-swallow
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