Template:Decades and years/decaswitch

{{documentation|content= This subtemplate creates a row for the table even for the first century (AD or BC).
 * {{{1}}} = namespace (deprecated, ignored)
 * {{{2}}} = century
 * {{{3}}} = decade
 * {{{4}}} = epoch AD or BC

Subpages
}}
 * Decades and years/decade