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Catch UnboundNamed exceptions that arise from missing signature items
author Adam Chlipala <adam@chlipala.net>
date Fri, 21 Oct 2011 08:51:30 -0400
parents 63114a2e5075
children
line wrap: on
line source
fun main () =
  s <- source <xml><td>A</td><td>A'</td></xml>;
  return <xml><body>
    <button value="Click me!" onclick={set s <xml><td>B</td><td>B'</td></xml>}/><br/>
    <table><tr><td>Pre</td><td>Pre'</td></tr>
      <tr><td>Hehe</td><dyn signal={signal s}/><td>Hoho</td></tr>
      <tr><td>Post</td><td>Post</td><td>Post'</td></tr></table>
  </body></xml>