Template:Year by city category header
Creates a category of the form "YYYY by city", where YYYY is a 4-digit year.
e.g.
Usage[edit]
{{Year by city category header}}
No parameters needed
Errors[edit]
If this template is used on an invalid page, then an error message is displayed, and the page is categorised in a tracking category:
- Category:Errors reported by other category header templates (population: 1 pages)
Note that this tracking page is shared with other category header templates)
Errors include:
- The page is not in the category namespace
- The page's title does not take the form "YYYY by city"