XML Schema

Name

xs:language — RFC 1766 language codes.

Derived from:

xs:token

Primary:

xs:string

Known subtypes:

none

Facets:

xs:enumeration, xs:length, xs:maxLength, xs:minLength, xs:pattern, xs:whiteSpace

<xs:simpleType name="language" id="language">
  <xs:restriction base="xs:token">
     <xs:pattern
      value="([a-zA-Z]{2}|[iI]-[a-zA-Z]+|[xX]-[a-zA-Z]{1,8})(-[a-zA-Z]{1,8})*"
      />
  </xs:restriction>
</xs:simpleType>

Description

The lexical and value spaces of xs:language are the set of language codes defined by the RFC 1766.

Restrictions

Although the schema for schema defines a minimal test to perform expressed as patterns (see the Definition), the lexical space is the set of existing language codes.

Example

Some valid values for this datatype are: "en", "en-US", "fr", or "fr-FR".