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Article contents:== preserve [[toc:]] {{preserve}} is a combinator that caches the result of a procedure for a given number of seconds. === Example (define slow-plus (preserve 5 +)) (list (slow-plus 1 2) (slow-plus 3 4)) This returns {{(3 3)}}. Calling {{(slow-plus 3 4)}} five seconds later returns 7. === Code sudo chicken-install preserve For a repo, git clone https://idiomdrottning.org/preserve Description of your changes:

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What do you get when you multiply 4 by 3?