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Encoded

ISO8601 Date
Decimal separator
ISO8601 Date (Extend)
Decimal separator
ISO8601 Date (Week)
Decimal separator
ISO8601 Date (Ordinal)
Decimal separator

About ISO 8601 date and time

ISO 8601 is a date and time notation format defined by ISO as an international standard.

The date and time are connected by "T" and written. The time zone is expressed as "+09:00" as the difference time from UTC, and in the case of UTC, it is expressed as "Z".

Separate seconds and milliseconds with a comma (,) or dot (.). DenCode omits milliseconds when milliseconds are 000.

ISO 8601 comes in several formats.

For example, converting January 23, 2000 1:23:45.678 (JST; +09:00) to ISO 8601 results in the following:

FormatConversion result
Basic format20000123T012345.678+0900
Extended format2000-01-23T01:23:45.678+09:00
Week dates (year - week - day of the week)2000-W03-7T01:23:45.678+09:00
Ordinal dates (year - day of the year)2000-023T01:23:45.678+09:00