Mercurial > urweb
annotate demo/increment.ur @ 2257:28a541bd2d23
Use referenced (rather than all) free variables as keys for pure caches.
| author | Ziv Scully <ziv@mit.edu> |
|---|---|
| date | Sun, 27 Sep 2015 14:46:12 -0400 |
| parents | e6bc6bbd7a32 |
| children |
| rev | line source |
|---|---|
| adamc@648 | 1 sequence seq |
| adamc@648 | 2 |
| adamc@648 | 3 fun increment () = nextval seq |
| adamc@648 | 4 |
| adamc@782 | 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>}/> |
| adam@1784 | 9 <button value="Update" onclick={fn _ => n <- rpc (increment ()); set src n}/> |
| adamc@648 | 10 </body></xml> |