On Sat, 25 May 2019, Markus Elfring wrote:
> >> “…
> >> let (c1b,c1m,c1a) = List.hd c1 in
> >> …”
> >>
> >>
> >> Can this programming approach result in undesirable data duplication?
> >
> > There is no data duplication.
>
> The involved data structures are unclear at the moment.
>
>
> > Learn about pointers.
>
> How many different pointers will refer to empty strings here?
None. If there is no comment, it will be the empty list. The before,
within and after comments are lists of strings.
julia
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