view tests/dynSpan.ur @ 1619:15e0c935c91b

Catching integer divisions by zero
author Adam Chlipala <adam@chlipala.net>
date Sat, 03 Dec 2011 09:44:07 -0500
parents cc58941da3e2
children
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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>