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annotate demo/increment.ur @ 648:3c6d535d3d8b
Increment demo
| author | Adam Chlipala <adamc@hcoop.net> |
|---|---|
| date | Tue, 10 Mar 2009 13:57:09 -0400 |
| parents | |
| children | 15ddd64a5113 |
| rev | line source |
|---|---|
| adamc@648 | 1 sequence seq |
| adamc@648 | 2 |
| adamc@648 | 3 fun increment () = nextval seq |
| adamc@648 | 4 |
| adamc@648 | 5 fun main () = |
| adamc@648 | 6 src <- source 0; |
| adamc@648 | 7 return <xml><body> |
| adamc@648 | 8 <dyn signal={n <- signal src; return <xml>{[n]}</xml>}/> |
| adamc@648 | 9 <button value="Update" onclick={n <- increment (); set src n}/> |
| adamc@648 | 10 </body></xml> |