Clojure “dumb” simple lazy example

user=> (def x (lazy-seq (cons (do (println "evaluated") (+ 1 2)) (list 1 2 3))))
#'user/x
user=> (def y (cons (do (println "evaluated") (+ 1 2)) (list 1 2 3)))
evaluated
#'user/y

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This entry was posted on February 22, 2009 at 8:05 pm and is filed under Clojure. You can follow any responses to this entry through the RSS 2.0 feed. You can leave a response, or trackback from your own site.

2 Responses to “Clojure “dumb” simple lazy example”

konato Says:
February 23, 2009 at 6:47 pm | Reply
It’s seems lazy-cons is removed from the api, instead use this:

(def x (lazy-seq (cons (do (println “evaluated”) (+ 1 2)) (list 1 2 3))))
- alinpopa Says:
  February 23, 2009 at 7:02 pm | Reply
  Thanks konato,
  
  You’re right, I just forgot to build my svn copy and still used the old version.
  I updated also the code according to your observation.