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view tests/cookieClear.ur @ 2049:459ccbf8cd08

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When unifying constructor-level unification variables, also unify their kinds
author Adam Chlipala <adam@chlipala.net>
date Fri, 01 Aug 2014 16:11:36 -0400
parents bd6c90f5a428
children
line wrap: on
line source
cookie c : int

fun setit () =
    setCookie c {Value = 13,
                 Expires = None,
                 Secure = False};
    return <xml/>

fun doit () =
    ro <- getCookie c;
    clearCookie c;
    case ro of
      None => return <xml>None</xml>
    | Some v => return <xml>Some {[v]}</xml>

fun main () = return <xml><body>
  <form><submit value="Set it!" action={setit}/></form>
  <form><submit value="Get busy!" action={doit}/></form>
</body></xml>