Date/Time Library
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A Date/Time Library is a software library that provides functionalities for date data operations and time data operations.
- Context:
- It can (typically) provide functions for parsing date strings into date objects.
- It can (typically) provide functions for formatting date objects into strings.
- It can (often) include utilities for performing arithmetic on date objects (e.g., adding or subtracting days).
- It can (often) include support for handling time zones and daylight saving times.
- It can (often) offer localization features for displaying dates and times in various languages and formats.
- It can range from being a Standard Date/Time Library to being a Custom Date/Time Library.
- It can be implemented in various programming languages, including but not limited to JavaScript, Python, Java, and C#.
- It can have:
- a Parse ISO 8601 Dates Library: Able to parse date strings in the ISO 8601 format, which is the international standard for the representation of dates and times (e.g., "2023-06-20T15:30:00").
- a Parse Custom Date Formats Library: Able to parse date strings in custom formats by allowing the user to specify the format (e.g., "20 June, 2023" or "06/20/2023").
- a Timezone Aware Parsing Library: Can parse dates with timezone information, and convert them to a common timezone if required (e.g., "2023-06-20T15:30:00-07:00").
- a Parse Epoch Times Library: Ability to parse epoch timestamps (the number of seconds or milliseconds since 1970-01-01T00:00:00Z) into date objects.
- a Parse Dates in Multiple Languages Library: Support for parsing dates that are written in languages other than English, possibly using locale information.
- a Lenient Parsing Library: Optionally provide lenient parsing which can intelligently parse date strings that are somewhat malformed or in an unexpected format.
- a Error Handling Library: Provide meaningful errors or exceptions when parsing fails, to help the developer understand why a given string could not be parsed.
- a Parse with Calendar Systems Library: Ability to parse dates from non-Gregorian calendar systems, like the Hebrew, Islamic, or Thai Buddhist calendars.
- a Relative Date Parsing Library: Parsing human-readable relative dates like "tomorrow", "next Monday", "2 weeks ago".
- a Date Range Parsing Library: Ability to parse date ranges, possibly returning a pair of date objects representing the start and end of the range (e.g., "2023-06-20 to 2023-06-25").
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- Example(s):
- Moment.js and Luxon library in JavaScript.
- datetime module in Python language.
- java.time package in Java language.
- System.DateTime class in C# (.NET).
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- Counter-Example(s):
- See: Time Zone, Localization.