Comments on: PLT Scheme 4.0 is out! http://jartur.l-square.net/2008/06/plt-scheme-40-is-out/ [Thought] -> Maybe Blog Thu, 20 Nov 2008 19:55:56 +0000 http://wordpress.org/?v=2.6 By: jartur http://jartur.l-square.net/2008/06/plt-scheme-40-is-out/#comment-39 jartur Wed, 18 Jun 2008 01:38:33 +0000 http://jartur.l-square.net/?p=16#comment-39 Oh, I'll try that. Thanks. Oh, I’ll try that.
Thanks.

]]> By: Sam TH http://jartur.l-square.net/2008/06/plt-scheme-40-is-out/#comment-38 Sam TH Tue, 17 Jun 2008 12:31:13 +0000 http://jartur.l-square.net/?p=16#comment-38 Here's an example of how to deconstruct such a value: `<code>(let* ([l (list 1 2 3 4)]<br /> [v (find 3 l)])<br /> (if (Just? v)<br /> (Just-v v)<br /> (error __abENT__apos;not-found)))</code>` Thanks for trying Typed Scheme! Here’s an example of how to deconstruct such a value:

(let* ([l (list 1 2 3 4)]
        [v (find 3 l)])
    (if (Just? v)
        (Just-v v)
        (error 'not-found)))

Thanks for trying Typed Scheme!

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