Mercurial > urweb

view tests/dynSpan.ur @ 2085:fd6d362666c0

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Optimizing writes of single characters
author Adam Chlipala <adam@chlipala.net>
date Thu, 04 Dec 2014 19:54:04 -0500
parents cc58941da3e2
children
line wrap: on
line source
val x = 1

fun main () : transaction page =
    s <- source "!";
    return <xml><body>
      <dyn signal={x <- signal s; return <xml><span>{[x]}</span></xml>}/>
      <button onclick={x <- get s; set s (x ^ "!")}/>
    </body></xml>