**ISO 8601** is a standard that defines unified way of date and time representation. This standards ensures that biggest types of numbers are put first and the smallest ones last. YEAR > MONTH > DAY Basic ISO Date: 2025-05-06 Basic ISO Time: 08:12 ### See also 1. ### Reference 1. [RFC 3339](https://www.rfc-editor.org/rfc/rfc3339.html) 2. Data elements and interchange formats - Information interchange - Representation of dates and times", ISO 8601:2000, International Organization for Standardization