Module:Date period
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- For templates, you might want to use Template:T instead.
{{#invoke:Date period|_main|dateA|dateB}}
Automatically formats two given dates with a space and and en dash. Dates can be of any format supported by Module:Date.
If the month is the same, it is only shown once. If the month and day is the same, it will not show a second part at all. If the year is different, it will show the year no matter what.
Date A | Date B | Output |
---|---|---|
2021-02-19 | present | February 19 – present |
present | 2021-02-25 | present – February 25 |
2021-02-19 | 2021-02-25 | February 19 – 25 |
2021-02-19 | 2021-03-25 | February 19 – March 25 |
2020-02-19 | 2021-02-25 | February 19, 2020 – February 25, 2021 |
The year can be forcefully shown with the show-year
parameter (third parameter of p._main
).
Date A | Date B | show-year | Output |
---|---|---|---|
2021-02-19 | 2021-02-25 | no | February 19 – 25 |
2021-02-19 | 2021-02-25 | yes | February 19 – 25 |
2020-02-19 | 2021-02-25 | no | February 19, 2020 – February 25, 2021 |
2020-02-19 | 2021-02-25 | yes | February 19, 2020 – February 25, 2021 |
If one of the dates is invalid, the raw text will be displayed instead.
Date A | Date B | Output |
---|---|---|
2021-02-19 | Sometime far in the future. | February 19 – Sometime far in the future. |
Long ago | 2021-02-25 | Long ago – February 25 |
local Date = require('Module:Date')._Date local yesno = require('Module:Yesno') local p = {} function p.main(frame) return p._main(frame.args[1], frame.args[2], frame.args['force-year']) end function p._main(_dateA, _dateB, showYear) if _dateA == nil and _dateB == nil then error('Date A or B not provided.') elseif _dateA == nil then return Date(_dateA):text('%B %-d') elseif _dateB == nil then return Date(_dateB):text('%B %-d') end local dateA = Date(_dateA) local dateB = Date(_dateB) if dateA == nil and dateB == nil then error("Either date A, date B, or both dates must be valid.") end -- Handles nil dateA or dateB, but not nil both. local showYear = (yesno(showYear)) or (dateA or dateB).year ~= (dateB or dateA).year -- Handle cases where one of the dates is not a valid date. if dateA == nil and dateB ~= nil then return _dateA .. ' – ' .. dateB:text('%B %-d') .. (showYear and (', ' .. dateB.year) or '') elseif dateB == nil and dateA ~= nil then return dateA:text('%B %-d') .. (showYear and (', ' .. dateA.year) or '') .. ' – ' .. _dateB end if dateA.year == dateB.year then if dateA.month == dateB.month and dateA.day == dateB.day then return dateA:text('%B %-d') elseif dateA.month == dateB.month then return dateA:text('%B %-d') .. ' – ' .. dateB.day .. (showYear and (', ' .. dateA.year) or '') else return dateA:text('%B %-d') .. ' – ' .. dateB:text('%B %-d') .. (showYear and (', ' .. dateA.year) or '') end else return dateA:text('%B %-d, %-Y') .. ' – ' .. dateB:text('%B %-d, %-Y') end end return p