xml:lang 

Element content's languige

Attribute Information

Used By

Complex Types annotationType, citeType, dateType, namedStyleType, poemType, sectionType, sequenceType, styleType, textFieldType, titleType
Elements FictionBook/body, poemType/stanza

Source 

<xs:attribute name="lang" type="xs:language">
  <xs:annotation>
    <xs:documentation>Element content's languige</xs:documentation>
  </xs:annotation>
</xs:attribute>

Sample