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view tests/substring.ur @ 1287:5137b0537c92

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Polymorphic variants
author Adam Chlipala <adam@chlipala.net>
date Thu, 19 Aug 2010 17:28:52 -0400
parents 20fe00fd81da
children
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line source
fun main () : transaction page = return <xml>
  {[case String.split "abc{" #"{" of
        None => "!"
      | Some (pre, post) => pre ^ post]}
</xml>