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Clarify necessity of 'effectful' in the manual
author Adam Chlipala <adam@chlipala.net>
date Tue, 13 Mar 2012 13:36:26 -0400
parents 4d0b80dd4c37
children
line wrap: on
line source
fun makeList n = if n = 0 then [] else 1 :: makeList (n - 1)

fun doit {N = n} = return <xml><body>{[List.length (makeList (readError n))]}</body></xml>

fun main () =
    return <xml><body>
      <form> <textbox{#N}/> <submit action={doit}/> </form>
    </body></xml>