On Sat, Sep 29, 2018 at 2:39 PM Michael Welle <mwe012008@gmx.net> wrote:

>
> I asked something similar earlier this year (concatenating compiler
> flags given as header-args property, used for linking against different
> libs in different sections of the Org file). I ended with a function
> that grabs the current property value and returns the value concatenated
> with new value. That function can be used as a 'property value'. That's
> not a nice and bullet proof solution, but works good enough to me to
> generate the solutions to the psets for the lecture.
>

Please share it if you don't mind. I plan to use it or its derivative in
ox-hugo. The property is planned to be a path property, and with nested
property values of "a","b" and "c", which I want to parse as "a/b/c".