
11 Jun
2009
11 Jun
'09
12:11 a.m.
On Wed, 10 Jun 2009, michael rice wrote:
Here's a function from Data.Tree:
unfoldTree :: (b -> (a, [b])) -> b -> Tree a Build a tree from a seed value
Could someone please give me a brief example of usage.
unfoldTree (\n -> (chr (n + ord 'a'), replicate n (n-1))) 3 Or did you expect a "real world" example? :-)