William F Pokorny <ano### [at] anonymousorg> wrote:

> I was only aware of (or only remember) the macro usage, but it's
> supported more broadly - and since June 2015! I found a
> 'news-submissions post from clipka announcing new features which
> included 'optional'.

Yes, I remember that exact post - but I don't remember the application to
arrays!
Thanks for bumping that.


http://news.povray.org/povray.news-submissions/thread/%3C558b4c09%241%40news.povray.org%3E/

That could certainly be useful - you're certainly giving the parser a workout
with some interesting test cases   :O

- BW

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