View source for Template:Year by category

{{Year by category/core
| align = {{{align|}}}
| cat = {{{cat|}}}
| mcd = {{{m|}}}{{{c|}}}{{{d|2}}}
| y = {{{y|}}}
| in = {{{in|}}}
| parent = {{{parent|}}}
| subcat = {{{subcat|}}}
| sortkey = {{{sortkey|{{{cat}}}}}}
| transition suffix = {{{transition suffix|}}}
}}{{YearParamUsageCheck
| yearparam    = {{{m|}}}{{{c|}}}{{{d|2}}}{{{y|}}}
| templatename = Year by category
}}<noinclude>
{{documentation}}
</noinclude>