variants 

The attribute variants defines the list of variants in which this ExcludeModifier element is valid. When the attribute is absent this ExcludeModifier element is valid in all variants.

Attribute Information

Used By

Attribute Group attlist.ExcludeModifier

Source 

<xs:attribute name="variants" type="xs:IDREFS">
  <xs:annotation>
    <xs:documentation xml:lang="en-US">The attribute variants defines the list of variants in which this ExcludeModifier element is valid. When the attribute is absent this ExcludeModifier element is valid in all variants.</xs:documentation>
  </xs:annotation>
</xs:attribute>

Sample