Date and time notation around the world varies.
An approach to harmonise the different notations is the
ISO 8601
ISO 8601 is an international standard covering the worldwide exchange and communication of date and time-related data. It is maintained by the Geneva-based International Organization for Standardization (ISO) and was first published in 1988, ...
. (See also
ISO 8601 usage
ISO 8601 is an international standard covering the worldwide exchange and communication of date and time-related data. It is maintained by the Geneva-based International Organization for Standardization (ISO) and was first published in 1988, wi ...
)
Since the
Internet
The Internet (or internet) is the global system of interconnected computer networks that uses the Internet protocol suite (TCP/IP) to communicate between networks and devices. It is a ''internetworking, network of networks'' that consists ...
is a main enabler of communication between people with different date notation background, and software is used to facilitate the communication,
RFC standards and
W3C tips and discussion paper were published.
* "Standard for the Format of Arpa Internet Text Messages"
** published 1982-08-13
** e.g. used for email
** format:
ay ,20 Jun 82 14:01:17
* "Internet Calendaring and Scheduling Core Object Specification"
** format: 19960401T235959Z
* "Date and Time on the Internet: Timestamps"
** published July 2002
** intended use: new internet protocols
** format: 1982-06-20
* W3C
"Use international date format (ISO)"
See also
*
Date and time representation by country
Different conventions exist around the world for date and time representation, both written and spoken.
Differences
Differences can exist in:
*The calendar that is used.
*The order in which the year, month, and day are represented. (Year-mo ...
*
*
Date code on a semiconductor package
*
Holocene calendar
The Holocene calendar, also known as the Holocene Era or Human Era (HE), is a year numbering system that adds exactly 10,000 years to the currently dominant ( AD/ BC or CE/ BCE) numbering scheme, placing its first year near the beginning of the ...
*
Time formatting and storage bugs
In computer science, time formatting and storage bugs are a class of software bugs that may cause time and date calculation or display to be improperly handled. These are most commonly manifestations of arithmetic overflow, but can also be the r ...
*
Unix time
Current Unix time ()
Unix time is a date and time representation widely used in computing. It measures time by the number of seconds that have elapsed since 00:00:00 UTC on 1 January 1970, the beginning of the Unix epoch, less adjustments ...
Date and time representation
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