Mercurial > urweb
view demo/increment.ur @ 771:eac1974924bb
FFI transactionals
author | Adam Chlipala <adamc@hcoop.net> |
---|---|
date | Sat, 02 May 2009 18:41:21 -0400 |
parents | 15ddd64a5113 |
children | a44daa674810 |
line wrap: on
line source
sequence seq fun increment () = nextval seq fun action () = src <- source 0; return <xml><body> <dyn signal={n <- signal src; return <xml>{[n]}</xml>}/> <button value="Update" onclick={n <- increment (); set src n}/> </body></xml> fun main () = return <xml><body> <form><submit value="Begin demo" action={action}/></form> </body></xml>