Modul:Category handler/data/doc

This is a documentation subpage for Modul:Category handler/data.
It contains usage information, categories and other content that is not part of the original modul page.

This module is subject to page protection. It is a highly visible module in use by a very large number of pages, or is substituted very frequently. Because vandalism or mistakes would affect many pages, and even trivial editing might cause substantial load on the servers, it is protected from editing.