ISO 8601 Individual Standards Standards

ISO 8601

This category is for sites with information and comments about International Standard ISO 8601, the Date and Time Standard now officially adopted in nearly every country of the world. This standard defines various formats based on Year-Month-Day for Dates, and Hours:Minutes:Seconds for Time, as well as covering the numbering of Days within the Year, Months and Weeks within the Year, and Days within the Week. Click the ISO 8601 link above to access this reference section and the further links to various other ISO 8601 information sites.

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• - RFC 3339 defines a date and time format for use in Internet protocols that is a profile of the ISO 8601 standard for representation of dates and times using the Gregorian calendar - by Graham Klyne and Chris Newman [FTP].
  
• - How to calculate absolute week numbers, Excel week numbers and ISO week numbers (with Formula and VBA). Links to other ISO 8601 related materials.
  
• - K-State Year 2000 Research Resources - Indepth: International date notation standards.
  
• - Setting up your Mac to use the Year-Month-Day date format. Instructions are for MAC OS 7, but are easily adapted for later versions.
  
• - Here's some code that generates the weeknumber for a given date in accordance with ISO standard 8601:1988 (European Standard EN 28601).
  
• - Discussion of date formats for internationalisation.
  
• - Justin JIH, a Taiwanese American, sets out the reasons why adopting the YYYY-MM-DD date format is preferred. Includes useful links to further resources.
  
• - A short introduction to the ISO 8601 format.
  
• - by Clive D.W. Feather.
  
• - Windows date and time locale tables sorted both by country order and by definition order - by Peter J Haas in Germany.
  
• - A comprehensive document covering how week numbers are calculated using the ISO 8601 calendar system. Includes links to many further resources.
  
• - How to implement the use of the Year-Month-Day Date format in various computer systems - includes some programming examples and the 'Date Format Poll' - by Nikolai Sandved in Norway.
  
• - Useful information about date and time - by M. Davis.
  
• - A problem set for computer studies students involving programming using the ISO 8601 date format.
  
• - An algorithm for converting Gregorian Calendar Dates to the ISO 8601 Week Date format (Y2K Compliant).
  
• - A simple introduction to ISO 8601 date and time formats - University of Wellington in New Zealand.
  
• - A short description of and motivation for ISO 8601, the date and time representation standard, with links to more detailed resources - by Jukka Korpela in Finland.
  
• - Document: draft-ietf-impp-datetime-05 - An updated proposal to use a limited subset of ISO-compliant date formats for date stamps on the Internet - by Chris Newman.
  
• - A calendar of weeks based on the ISO 8601 week notation - convert any date into week number and day number.
  
• - The United Nations Economic Commission for Europe - Working Party on Facilitation of International Trade Procedures - Recommendation 07 - Numerical Representation of Dates, Time and Periods of Time.
  
• - Free source code and tutorial for a Gregorian Date To ISO Date Converter for Windows.
  
• - About 200 people worldwide, who already use and promote the ISO 8601 Year-Month-Day date format have formed this discussion group. Go here for help and advice, or for general discussion. Message archive can be browsed. If you wish to join in, there are op
  
• - Discussion of formats for expressing dates, with particular reference to the ISO 8601 date format - by Peter Meyer.
  
• - Mac OS X Public Beta: How to set the Date and Time to the ISO 8601:1988 Standard.
  
• - A short discussion about week numbering, showing how the ISO 8601 standard had fixed a Y2K problem, long before it was noticed in other non-ISO week-numbering schemes.
  
• - Discussion about the use and misuse of various date formats - Intelligent Enterprise Magazine - Celko.
  
• - by J R Stockton - Covers written date and time formats, ISO Standard 8601 (with links) and converting to and from Roman Numbers. Discusses reforming American format dates as well as JavaScript and non-text formats.
  
• - How and why to use international date format in your document - from the W3C QA section.
  
• - A private site about the advantages of using ISO 8601-style dates.
  
• - [Text/PDF: 50KB] - A well researched paper into the usage of various Date and Time, and Monetary, formats on the Internet which recommends the widespread adoption of ISO 3166, ISO 4217, and ISO 8601 - by Gerhard Knolmayer.
  
• - Defines a profile of ISO 8601 referenced by the W3C HTML recommendation.
  
• - Useful overview and discussion on adopting ISO standards and four-digit year formats as part of Y2K readiness and future-proofing of software - University of California at Berkeley.
  
• - Just because Y2K is over, doesn't mean programmers are done creating date bugs - covers many date and time issues, especially ISO 8601 - by Gilbert Healton.
  
• - A list of countries around the world that have adopted the ISO 8601 standard, also lists equivalent national standards numbers where applicable.
  
• - ISO 8601 Dates: What they are and why they're good - University of Illinois at Chicago in the USA.
  
• - Changing your operating system's default date format to use four-digit years - University of California at Berkeley.
  
• - WeekNumber Calculation Explanation.
  
• - A short description, and guide to usage, of the ISO 8601 format, with some links to further resources.
  
• - The wonderful thing about the computer industry, it is said, "If you like standards, there are a lot to choose from". Provides useful information and background about date format issues.
  
• - How to write web sites that can be understood world wide - including ways to make dates unambiguous to all readers.
  
• - Setting up your PC to use the Year-Month-Day date format. Instructions are for Windows 95, but are easily adapted for later versions.
  
• - Describes and lists many reasons why the ISO 8601 standard should be more widely adopted in Computing, on the Internet, and in everyday life - by Steve Adams in England.
  
• - A proposal to use the ISO date format for Internet applications - by Chris Newman.
  
• - Describes Year 2000 fixes for computer systems, mainly based on using the ISO 8601 standard for dates.
  
  

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