view demo/increment.ur @ 2030:6add6d00ef5f

Call try_rollback before resetting the context This will allow FFI cleanup handlers to complete.
author Sergey Mironov <grrwlf@gmail.com>
date Sun, 15 Jun 2014 21:13:12 +0000
parents e6bc6bbd7a32
children
line wrap: on
line source
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={fn _ => n <- rpc (increment ()); set src n}/>
    </body></xml>