Used to help identify languages, whether spoken, written, signed, or otherwise signaled, for the purpose of communication. This includes constructed and artificial languages but excludes languages not intended primarily for human communication, such as programming languages.
Used to indicate linguistic variations associated with or appropriate to a specific country, territory, or region. Typically, a region subtag is used to indicate variations such as regional dialects or usage, or region-specific spelling conventions. It can also be used to indicate that content is expressed in a way that is appropriate for use throughout a region, for instance, Spanish content tailored to be useful throughout Latin America.
Used to indicate the script or writing system variations that distinguish the written forms of a language or its dialects
The interface for representing a locale. It consists of three parts;
language,regionandscript. The language, by default, is an ISO639-1 two letter string. The region, by default, is an ISO3166-1 two letter string. The script is one of the valid script types available in this library. Theregionandscriptare optional.Iso639
Iso3166
Script