Mercurial > urweb
view demo/counter.ur @ 1489:4437b008e0ab
Narrow Maybe match case.
author | Karn Kallio <kkallio@eka> |
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date | Wed, 06 Jul 2011 18:54:23 -0430 |
parents | 4359e185d3af |
children |
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(* Workhorse function, which [main] will call *) fun counter n = return <xml><body> Current counter: {[n]}<br/> <a link={counter (n + 1)}>Increment</a><br/> <a link={counter (n - 1)}>Decrement</a> </body></xml> fun main () = counter 0