On Sat, Jan 1, 2011 at 8:39 PM, Henning Thielemann < lemm...@henning-thielemann.de> wrote:
> > On Sat, 1 Jan 2011, Jesse Schalken wrote: > > On Sat, Jan 1, 2011 at 8:54 AM, Felipe Almeida Lessa < >> felipe.le...@gmail.com> wrote: >> >> > No definition for last works with infinite lists =). >> >> >> Unless you make the result nullable, of course. >> >> maybeLast :: [a] -> Maybe a >> >> >> maybeLast [] = Nothing >> >> maybeLast [x] = Just x >> maybeLast (_:xs) = maybeLast xs >> > > How would this work for infinite lists? > > If your list is infinitely big, then reaching its end will take infinitely long. ;) It will loop forever, just like `last [1...]` does.
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