proxy_set_header inheritance not working?

[Ed W]

> Thanks Maxim. Sorry I missed the earlier post.
>
> I've edited the English proxy_set_header docs, though there's still
> some ambiguity because I don't know whether the inheritance is from
> every higher level or just from the next highest one that has a
> proxy_set_header directive.
>
> One other thing: I couldn't find any English docs about quoting of
> directive parameters, Looking at the source, it appears that all
> parameters can be wrapped with both single and double-quotes,
> though I'm not sure how this interacts with variable expansion.
> If you can give me an answer, I'll write it up on the Wiki, probably
> on http://wiki.codemongers.com/NginxConfigNotation
>

Hi

I have just posted some questions about where variable expansion is 
valid (seems off and on really?).  Very interested to read any new docs 
on this?

Ed W