Changes

Add optional parameters for subcategory links. Tested with /sandbox and /testcases.
{{Cmbox
| type=notice
| text=This is a '''[[Wikipedia:Categorization#Non-diffusing_subcategories|non-diffusing subcategory]]''' of [[:Category:{{#if:1|{{{1}}}}}]].<br>It includes {{#if:{{{2<includeonly>|</includeonly>}}}|{{{2}}}|{{{1}}}}} that can also be found in the parent category, or in diffusing subcategories {{#if:{{{3|}}}{{{4|}}}{{{5|}}}{{{6|}}}|such as {{Pagelist|nspace=Category|conjunction=&#32;or&#32;|{{{3|}}}|{{{4|}}}|{{{5|}}}|{{{6|}}}}}|of the parent}}.
}}{{Single namespace|Category|[[Category:Wikipedia non-diffusing subcategories]]}}<noinclude>
{{Documentation}}
</noinclude>
Anonymous user