Data.

1235-12-31T22:59:59.999732971Z

Date and time

Components

Year	1235
Month	12
Day	31
Hour	22
Minute	59
Second (integer part)	59
Second (fraction part)	0.999732971
Time zone offset	+00:00

Day (1235-12-31)

Notes

Calendars

Proleptic Gregorian calendar	AD	1235-12-31
	Japan	嘉祯元年12月31日
	Ryuukyuu	端平2年12月31日
Proleptic Julian calendar	AD	1235-12-24
	Japan	嘉祯元年12月24日
	Ryuukyuu	端平2年12月24日
旧暦Kyuureki (Japan)	AD	1235年11月13日
	Japan (北朝)	嘉祯元年11月13日
	Japan (南朝)	嘉祯元年11月13日
旧暦Kyuureki (Ryuukyuu)	AD	1235年11月13日
旧暦Kyuureki (Ryuukyuu)	Ryuukyuu	端平2年11月13日

Holidays

Japan	Normal day

Properties

Yearless date	--12-31
Day of week (number)	1
Day of week (English)	Monday
Day of week (日本語)	月曜日
Kanshi	壬申 (8₀, 9₁)
六曜 (Japan)	大安

Cast

Unix number	-23162806800.0003
Unix integer	-23162806801
HTML number	-23162806800000.3
HTML month number	-8809
Julian Day	2172499.45833333
Julian Day (integer of day)	2172499
Modified Julian Day	-227501.04166667
Rata Die	451074.95833333

Serializations

Global date and time string (time zone offset preserved)	1235-12-31T22:59:59.999732971Z
Global date and time string (UTC)	1235-12-31T22:59:59.999732971Z
Normalized forced-UTC global date and time string	1235-12-31T22:59:59.999732971Z
HTTP date	`Mon, 31 Dec 1235 22:59:59 GMT`
RSS2 date-time	`Mon, 31 Dec 1235 22:59:59 +0000`
`document.lastModified` format	`12/31/1235 22:59:59`
Local date and time string	1235-12-31T22:59:59.999732971
Normalized local date and time string	1235-12-31T22:59:59.999732971
Date string	1235-12-31
Date string with optional time	1235-12-31T22:59:59.999732971Z
Year string	1235
Month string	1235-12
Yearless date string	--12-31
Week string	1236-W01
Time string	22:59:59.999732971
Shortest time string	22:59:59.999732971

Your browser

`toString`
`toISOString`
`toDateString`
`toTimeString`
`toGMTString`
`toUTCString`
`toJSON`

`toLocaleString`	undefined
	`en`
	`en-US`
	`en-GB`
	`fr`
	`fr-CA`
	`es`
	`es-US`
	`it`
	`de`
	`ja`
	`ja-JP`
	`ja-JP-u-ca-japanese`
	`zh`
	`zh-CN`
	`zh-TW`
	`zh-HK`
	`zh-MO`
	`zh-SG`
	`zh-Hant`
	`zh-Hani`
	`zh-u-ca-chinese`
	`zh-TW-u-ca-roc`
	`ko`
	`th`
	`th-u-ca-buddhist-nu-thai`
	`th-u-nu-arab`
	`ar-EG`
	`ar-SA`
	`ar-SA-u-ca-islamic-nu-latn`
`toLocaleDateString`	undefined
`toLocaleTimeString`	undefined

Links

	Previous	Next
365 days	1234-12-31T22:59:59.999732971Z	1236-12-30T22:59:59.999732971Z
30 days	1235-12-01T22:59:59.999732971Z	1236-01-30T22:59:59.999732971Z
7 days	1235-12-24T22:59:59.999732971Z	1236-01-07T22:59:59.999732971Z
Day	1235-12-30T22:59:59.999732971Z	1236-01-01T22:59:59.999732971Z
Hour	1235-12-31T21:59:59.999732971Z	1235-12-31T23:59:59.999732971Z
Minute	1235-12-31T22:58:59.999732971Z	1235-12-31T23:00:59.999732971Z