xs:NMTOKEN

http://www.w3.org/TR/xmlschema-2/#NMTOKEN

Simple Type Information

Used By

Attributes xforms:dispatch/@name, xforms:submission/@version, xs:attribute/@use, xs:whiteSpace/@value, xs:wildcard/@processContents
Simple Types xs:derivationControl, xs:formChoice

Source 

<xs:simpleType name="NMTOKEN" id="NMTOKEN">
  <xs:annotation>
    <xs:documentation source="http://www.w3.org/TR/xmlschema-2/#NMTOKEN"/>
  </xs:annotation>
  <xs:restriction base="xs:token">
    <xs:pattern value="\c+" id="NMTOKEN.pattern">
      <xs:annotation>
        <xs:documentation source="http://www.w3.org/TR/REC-xml#NT-Nmtoken">pattern matches production 7 from the XML spec</xs:documentation>
      </xs:annotation>
    </xs:pattern>
  </xs:restriction>
</xs:simpleType>