This is possible using if you are able to use the Lua module:

http://wiki.nginx.org/HttpLuaModule#ngx.req.get_headers

"For multiple instances of request headers ... the value of
ngx.req.get_headers()["Foo"] will be a Lua (array) table..."

On 11/20/2014 05:19 PM, keeyong wrote:
> Thanks Maxim for the confirmation
>
> Posted at Nginx Forum: http://forum.nginx.org/read.php?2,254961,255012#msg-255012
>
> _______________________________________________
> nginx mailing list
> nginx@nginx.org
> http://mailman.nginx.org/mailman/listinfo/nginx
>

_______________________________________________
nginx mailing list
nginx@nginx.org
http://mailman.nginx.org/mailman/listinfo/nginx