view tests/lengthGe.ur @ 1814:2d9f831d45c9

Update tutorial for Ur/Web changes
author Adam Chlipala <adam@chlipala.net>
date Mon, 03 Sep 2012 09:51:23 -0400
parents f96e708b4b93
children
line wrap: on
line source
fun main () : transaction page =
    s <- source "";
    return <xml><body>
      <ctextbox source={s}/>
      <dyn signal={v <- signal s;
                   return (txt (strlenGe v 3))}/>
    </body></xml>