Template:Start date and age/testcases

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Default separator: semicolon

Optional separator: parentheses

Parameters	Current template	Sandbox template
Full date (year, month, day)
`\|2003\|02\|15\|paren=yes`	February 15, 2003 (21 years ago) (2003-02-15)	February 15, 2003 (21 years ago) (2003-02-15)
`\|2003\|02\|15\|p=y`	February 15, 2003 (21 years ago) (2003-02-15)	February 15, 2003 (21 years ago) (2003-02-15)
`\|2003\|02\|15\|p=1`	February 15, 2003 (21 years ago) (2003-02-15)	February 15, 2003 (21 years ago) (2003-02-15)
`\|2003\|02\|15\|df=y\|p=y`	15 February 2003 (21 years ago) (2003-02-15)	15 February 2003 (21 years ago) (2003-02-15)
Year and month
`\|2003\|02\|p=y`	February 2003 (21 years ago) (2003-02)	February 2003 (21 years ago) (2003-02)
Year only
`\|2003\|paren=yes`	2003 (22 years ago) (2003)	2003 (22 years ago) (2003)

Line break with semicolon

Parameters	Current template	Sandbox template
Full date (year, month, day)
`\|2003\|02\|15\|br=yes`	February 15, 2003; 21 years ago (2003-02-15)	February 15, 2003; 21 years ago (2003-02-15)
Year and month
`\|2003\|02\|br=y`	February 2003; 21 years ago (2003-02)	February 2003; 21 years ago (2003-02)
Year only
`\|2003\|br=1`	2003; 22 years ago (2003)	2003; 22 years ago (2003)

Line break with parentheses

Parameters	Current template	Sandbox template
Full date (year, month, day)
`\|2003\|02\|15\|p=yes\|br=yes`	February 15, 2003 (21 years ago) (2003-02-15)	February 15, 2003 (21 years ago) (2003-02-15)
Year and month
`\|2003\|02\|p=y\|br=y`	February 2003 (21 years ago) (2003-02)	February 2003 (21 years ago) (2003-02)
Year only
`\|2003\|p=1\|br=1`	2003 (22 years ago) (2003)	2003 (22 years ago) (2003)

Year and month only (no day)

Year only (no month or day)

Parameters	Current template	Sandbox template
`\|2023`	2023; 2 years ago (2023)	2023; 2 years ago (2023)
`\|2024`	2024; 1 year ago (2024)	2024; 1 year ago (2024)
`\|2025`	2025; 0 years ago (2025)	2025; 0 years ago (2025)
`\|2026`	2026; 1 year's time (2026)	2026; 1 year's time (2026)
`\|2027`	2027; 2 years' time (2027)	2027; 2 years' time (2027)

Month as text (name or abbreviation)

Parameters	Current template	Sandbox template
Year, month, day
`\|2001\|August\|19`	August 19, 2001; 23 years ago (2001-08-19)	August 19, 2001; 23 years ago (2001-08-19)
`\|2001\|Aug\|19\|df=yes`	19 August 2001; 23 years ago (2001-08-19)	19 August 2001; 23 years ago (2001-08-19)
Year and month (no day)
`\|2002\|September`	September 2002; 22 years ago (2002-09)	September 2002; 22 years ago (2002-09)
`\|2002\|Sep`	September 2002; 22 years ago (2002-09)	September 2002; 22 years ago (2002-09)
`\|2002\|Sept`	September 2002; 22 years ago (2002-09)	September 2002; 22 years ago (2002-09)

Undocumented usage

Parameters	Current template	Sandbox template
Year, month, day
`\|October 20, 2003`	October 20, 2003; 21 years ago (October 20, 2003)	October 20, 2003; 21 years ago (October 20, 2003)
`\|20 October 2003`	20 October 2003; 21 years ago (20 October 2003)	20 October 2003; 21 years ago (20 October 2003)
`\|Oct. 20, 2003`	Oct. 20, 2003; 21 years ago (Oct. 20, 2003)	Oct. 20, 2003; 21 years ago (Oct. 20, 2003)
`\|20 Oct 2003`	20 Oct 2003; 21 years ago (20 Oct 2003)	20 Oct 2003; 21 years ago (20 Oct 2003)
Year and month (no day)
`\|November 2004`	November 2004; 20 years ago (November 2004)	November 2004; 20 years ago (November 2004)
`\|Nov. 2004`	Nov. 2004; 20 years ago (Nov. 2004)	Nov. 2004; 20 years ago (Nov. 2004)

Empty/Missing parameters

Parameters	Current template	Sandbox template
No year
No parameters	()	()
`\|\|12\|20`	Error: first parameter is missing. ()	Error: first parameter is missing. ()
`\|\|12\|`	Error: first parameter is missing. ()	Error: first parameter is missing. ()
`\|\|\|20`	Error: first parameter is missing. ()	Error: first parameter is missing. ()
No month
`\|2001\|\|20`	2001; 24 years ago (2001)	2001; 24 years ago (2001)
`\|2001\|\|`	2001; 24 years ago (2001)	2001; 24 years ago (2001)
No day
`\|2001\|12\|`	December 2001; 23 years ago (2001-12)	December 2001; 23 years ago (2001-12)
`\|2001\|\|`	2001; 24 years ago (2001)	2001; 24 years ago (2001)

Parameters	Current template	Sandbox template
Full date (year, month, day)
`\|2013\|02\|01`	February 1, 2013; 11 years ago (2013-02-01)	February 1, 2013; 11 years ago (2013-02-01)
`\|2013\|02\|01\|df=yes`	1 February 2013; 11 years ago (2013-02-01)	1 February 2013; 11 years ago (2013-02-01)
`\|df=yes\|2013\|02\|01`	1 February 2013; 11 years ago (2013-02-01)	1 February 2013; 11 years ago (2013-02-01)
`\|2013\|02\|01\|df=y`	1 February 2013; 11 years ago (2013-02-01)	1 February 2013; 11 years ago (2013-02-01)
`\|2013\|02\|01\|df=1`	1 February 2013; 11 years ago (2013-02-01)	1 February 2013; 11 years ago (2013-02-01)
`\|2010\|1\|2\|df=no`	January 2, 2010; 15 years ago (2010-01-02)	January 2, 2010; 15 years ago (2010-01-02)
`\|2008\|8\|9\|df=n`	August 9, 2008; 16 years ago (2008-08-09)	August 9, 2008; 16 years ago (2008-08-09)
`\|2003\|7\|5\|df=0`	July 5, 2003; 21 years ago (2003-07-05)	July 5, 2003; 21 years ago (2003-07-05)
100 days ago: `\|2024\|10\|5`	October 5, 2024; 3 months ago (2024-10-05)	October 5, 2024; 3 months ago (2024-10-05)
Yesterday: `\|2025\|1\|12`	January 12, 2025; 1 day ago (2025-01-12)	January 12, 2025; 1 day ago (2025-01-12)
Today: `\|2025\|1\|13`	January 13, 2025; 0 days ago (2025-01-13)	January 13, 2025; 0 days ago (2025-01-13)
Tomorrow: `\|2025\|1\|14`	January 14, 2025; 0 days' time (2025-01-14)	January 14, 2025; 0 days' time (2025-01-14)
In 4 days: `\|2025\|1\|17`	January 17, 2025; 3 days' time (2025-01-17)	January 17, 2025; 3 days' time (2025-01-17)
In 1 month: `\|2025\|2\|13`	February 13, 2025; 30 days' time (2025-02-13)	February 13, 2025; 30 days' time (2025-02-13)
In 76 days (2.5 months -1 day): `\|2025\|3\|30`	March 30, 2025; 2 months' time (2025-03-30)	March 30, 2025; 2 months' time (2025-03-30)
In 77 days (2.5 months +1 day): `\|2025\|3\|31`	March 31, 2025; 2 months' time (2025-03-31)	March 31, 2025; 2 months' time (2025-03-31)
In 910 days (2.5 yrs -a bit): `\|2027\|7\|12`	July 12, 2027; 2 years' time (2027-07-12)	July 12, 2027; 2 years' time (2027-07-12)
In 920 days (2.5 yrs +a bit): `\|2027\|7\|22`	July 22, 2027; 2 years' time (2027-07-22)	July 22, 2027; 2 years' time (2027-07-22)
Year and month
`\|2002\|03`	March 2002; 22 years ago (2002-03)	March 2002; 22 years ago (2002-03)
`\|2002\|11`	November 2002; 22 years ago (2002-11)	November 2002; 22 years ago (2002-11)
-11 months: `\|2024\|2`	February 2024; 11 months ago (2024-02)	February 2024; 11 months ago (2024-02)
+11 months: `\|2025\|12`	December 2025; 11 months' time (2025-12)	December 2025; 11 months' time (2025-12)
`\|2022\|03`	March 2022; 2 years ago (2022-03)	March 2022; 2 years ago (2022-03)
`\|2022\|11`	November 2022; 2 years ago (2022-11)	November 2022; 2 years ago (2022-11)
Year only
-10 yrs: `\|2015`	2015; 10 years ago (2015)	2015; 10 years ago (2015)
+10 yrs: `\|2035`	2035; 10 years' time (2035)	2035; 10 years' time (2035)
+11 yrs: `\|2036`	2036; 11 years' time (2036)	2036; 11 years' time (2036)