Hello, http://wiki.nginx.org/HttpLuaModule#ngx.location.capture res.header holds all the response headers of the subrequest and it is a normal Lua table. For multi-value response headers, the value is a Lua (array) table that holds all the values in the order that they appear. For instance, if the subrequest response headers contain the following lines: Set-Cookie: a=3 Set-Cookieby arteomp - Nginx Mailing List - English