[Haskell-beginners] Does Haskell have a function that creates a list corresponding to the nodes in a tree, from the leaf node to the root node?

Stephen Tetley stephen.tetley at gmail.com
Mon Jun 13 20:06:29 CEST 2011

On 13 June 2011 00:50, Thomas Davie <tom.davie at gmail.com> wrote:
> The problem with knot tying exercises is that as soon as you try to update you're in trouble.

Sounds like a job for zippers then....

I think Gerard Huet's original paper is online, which is the clearest
explanation (though the code is ML). There are Haskell focused
explanations on haskell.org / haskell-wiki.

More information about the Beginners mailing list