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view demo/tcSum.ur @ 1632:4682b312e9d5

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Fix client-side [int] parsing and extend server-side [time] parsing to support a format that also works portably in JavaScript
author Adam Chlipala <adam@chlipala.net>
date Sun, 04 Dec 2011 16:32:06 -0500
parents 8d3aa6c7cee0
children
line wrap: on
line source
fun sum [t] (_ : num t) [fs ::: {Unit}] (fl : folder fs) (x : $(mapU t fs)) =
    @foldUR [t] [fn _ => t]
     (fn [nm :: Name] [rest :: {Unit}] [[nm] ~ rest] n acc => n + acc)
     zero fl x

fun main () = return <xml><body>
  {[sum {A = 0, B = 1}]}<br/>
  {[sum {C = 2.1, D = 3.2, E = 4.3}]}
</body></xml>