Mercurial > urweb
view demo/increment.ur @ 709:0406e9cccb72
FOREIGN KEY, without ability to link NULL to NOT NULL (and with some lingering problems in row inference)
author | Adam Chlipala <adamc@hcoop.net> |
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date | Tue, 07 Apr 2009 18:47:47 -0400 |
parents | 3c6d535d3d8b |
children | 15ddd64a5113 |
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sequence seq fun increment () = nextval seq fun main () = 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>