view tests/lengthGe.ur @ 1630:4798ad652c94

Stop [read] from raising an exception for invalid [int] strings
author Adam Chlipala <adam@chlipala.net>
date Sun, 04 Dec 2011 15:13:53 -0500
parents f96e708b4b93
children
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fun main () : transaction page =
    s <- source "";
    return <xml><body>
      <ctextbox source={s}/>
      <dyn signal={v <- signal s;
                   return (txt (strlenGe v 3))}/>
    </body></xml>