Hi Hans,

Hans van der Meer wrote:
> In the article "Context System macros, part1: general macros" there are 
> all sorts of interesting and useful macros. Among these I have set my 
> eye on the processing of commalists.

I should extend that document, but I've lost the source :-(

> Question: is there a context macro that takes a commalist (either in a 
> token register or \the\tokenregister form) that returns a sorted 
> commalist (ascending or descending doesnt matter to me for the moment).

There is \sortcommalist (syst-ext.tex), but it only works for lists
of numbers, TeX does not know how to sort words. That type of sorting
has to be done externally.

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