|ISO8601 Date (Extend)||
|ISO8601 Date (Week)||
|ISO8601 Date (Ordinal)||
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:
|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|