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view tests/sequence.ur @ 584:101eb0058136

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Used an option as a source
author Adam Chlipala <adamc@hcoop.net>
date Thu, 01 Jan 2009 10:49:42 -0500
parents e976b187d73a
children
line wrap: on
line source
sequence seq

fun main () : transaction page =
        n <- nextval seq;
        return <html><body>
                {txt _ n}
        </body></html>