Thanks Paul and Joseph for the quick replies.
Paul, I do hope that expl3 will provide at least the basics of the
functions you describe. Indeed, some of them are already there.
On 25/01/2009, at 6:54 AM, Joseph Wright wrote:
> I'd favour sticking with just comma lists (by far the most common
> and providing the arbitrary function you describe. While LaTeX3 is
> supposed to have a good programming base, I'd expect that the
> specialised ideas you suggest are rare enough that they can be handled
> at a module level, not in the kernel.
After a good sleep :) I now agree with you.
Thanks for indulging my rambling.