Mercurial > urweb
view demo/list.ur @ 1111:e1d738870086
JavaScript urlification; more lenient export pattern in Corify; only include scripts in pages that use JavaScript
author | Adam Chlipala <adamc@hcoop.net> |
---|---|
date | Sat, 02 Jan 2010 14:54:15 -0500 |
parents | 669ac5e9a69e |
children |
line wrap: on
line source
datatype list t = Nil | Cons of t * list t fun length [t] (ls : list t) = let fun length' (ls : list t) (acc : int) = case ls of Nil => acc | Cons (_, ls') => length' ls' (acc + 1) in length' ls 0 end fun rev [t] (ls : list t) = let fun rev' (ls : list t) (acc : list t) = case ls of Nil => acc | Cons (x, ls') => rev' ls' (Cons (x, acc)) in rev' ls Nil end