I am trying to create an automatic \"sitemap.xml\", I already followed the instructions provided by Google to create one, and here is what I currently have:
<
I, personally have never used include when creating a site map but I wouldn't see it as a problem as long as you are using valid xml elements.
You can create your xml using some of the php classes for it and just defining your content type like:
header ("Content-type: text/xml; charset=UTF-8");
and from there you can instantiate your xml classes if you chose or do it all by hand