CLDR Locale Standards
Engineering guide for storing and using Unicode CLDR underscore-separated locale identifiers in backend libraries, database collations, and ICU-based systems.
Engineering guide for storing and using Unicode CLDR underscore-separated locale identifiers in backend libraries, database collations, and ICU-based systems.
Engineering guide for storing and validating language identifiers using the ISO 639-1 two-letter format across all systems.
Engineering guide for storing and validating system locales using the BCP 47 hyphenated language-region format across all formatting and i18n systems.