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view demo/tcSum.ur @ 2134:752e5efe9da9
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| author | Julian Squires <julian@cipht.net> |
|---|---|
| date | Fri, 24 Apr 2015 07:43:22 -0400 |
| parents | 8d3aa6c7cee0 |
| children |
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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>