ISO 8601:2004 数据元和交换格式 信息交换 时间和日期的表示

标准编号：ISO 8601:2004

中文名称：数据元和交换格式 信息交换 时间和日期的表示

英文名称：Data elements and interchange formats — Information interchange — Representation of dates and times

发布日期：2004-12

标准范围

只要信息交换中包含公历中的日期、24小时计时系统中的时间、时间间隔和重复时间间隔的表示或这些表示的格式，ISO 8601:2004就适用。它包括以日历年、日历月和每月的日历日表示的日历日期；以日历年和一年中的日历日表示的顺序日期；以日历年、日历周数和一周中的日历日表示的周日期；基于24小时计时系统的当地时间；协调世界时；当地时间和与协调世界时的差异；日期和时间的组合；时间间隔；重复的时间间隔。ISO 8601:2004不包括在表示中使用单词的日期和时间，以及在表示中不使用字符的日期和时间。ISO 8601:2004不对使用符合ISO 8601:2004的表示的任何数据元素赋予任何特定的含义或解释。这种含义将由本申请的上下文确定。

ISO 8601:2004 is applicable whenever representation of dates in the Gregorian calendar, times in the 24-hour timekeeping system, time intervals and recurring time intervals or of the formats of these representations are included in information interchange. It includes

• calendar dates expressed in terms of calendar year, calendar month and calendar day of the month;
• ordinal dates expressed in terms of calendar year and calendar day of the year;
• week dates expressed in terms of calendar year, calendar week number and calendar day of the week;
• local time based upon the 24-hour timekeeping system;
• Coordinated Universal Time of day;
• local time and the difference from Coordinated Universal Time;
• combination of date and time of day;
• time intervals;
• recurring time intervals.

ISO 8601:2004 does not cover dates and times where words are used in the representation and dates and times where characters are not used in the representation.ISO 8601:2004 does not assign any particular meaning or interpretation to any data element that uses representations in accordance with ISO 8601:2004. Such meaning will be determined by the context of the application.

标准预览图