Map2.hs revision 3d3889e0cefcdce9b3f43c53aaa201943ac2e895
module Map where
map1 :: (a -> b) -> [a] -> [b]
map1 f [] = []
map1 f (x : xs) = f x : map1 f xs
map2 :: (a -> b) -> [a] -> [b]
map2 f l = case l of
[] -> []
x : xs -> f x : map2 f xs