Template:Century name from decade or year/doc

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When supplied with a 1-, 2-, 3- or 4-digit year or decade, returns the name of the century.

Mostly used in categorisation.

1. The first parameter is required: either a 1-, 2-, 3-, or 4-digit year (e.g. 61, 905, 1839) or a 2-, 3-, or 4--digit decade (e.g. 60s, 900s, 1830s)
2. The second parameter is optional. The single word "dash" changes the output from "nth century" to "nth-century"
3. An optional "nomatch" parameter may be used to specify text to be return if the input cannot be processed. Default behaviour is return an empty string if there is no match

• {{Century name from decade or year|YYYY}}
• {{Century name from decade or year|YYYY|dash}}
• {{Century name from decade or year|YYY0s}}
• {{Century name from decade or year|YYY0s|dash}}
• {{Century name from decade or year|YYYY|nomatch=FAIL}}
• {{Century name from decade or year|YYYY|dash|nomatch=FAIL}}
• {{Century name from decade or year|YYY0s|nomatch=FAIL}}
• {{Century name from decade or year|YYY0s|dash|nomatch=FAIL}}

• {{Century name from decade or year|8}} → 1st century
• {{Century name from decade or year|63}} → 1st century
• {{Century name from decade or year|421}} → 5th century
• {{Century name from decade or year|1707}} → 18th century
• {{Century name from decade or year|1514|dash}} → 16th-century
• {{Century name from decade or year|0s}} → 1st century
• {{Century name from decade or year|40s}} → 1st century
• {{Century name from decade or year|550s}} → 6th century
• {{Century name from decade or year|1920s}} → 20th century
• {{Century name from decade or year|2030s|dash}} → 21st-century

Empty or inappropriate parameters produce no output, unless the "nomatch" paremeter is set.

• {{Century name from decade or year}} →
• {{Century name from decade or year|7}} → 1st century
• {{Century name from decade or year|123abc}} →
• {{Century name from decade or year|French flying flamingoes flounce furiously}} →

With "nomatch"

• {{Century name from decade or year|nomatch=FAILED}} → FAILED
• {{Century name from decade or year|7|nomatch=Aaaaaaaaaargh}} → 1st century
• {{Century name from decade or year|123abc|nomatch=garbage input}} → garbage input
• {{Century name from decade or year|Fastidious French flying flamingoes flounce furiously|nomatch=NOMATCH}} → NOMATCH

• {{Century name from decade}}
• {{Century name from year}}