libopc/third_party/libxml2-2.7.7/test/schemas/empty-value_1.xsd

<?xml version="1.0"?>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema"
	elementFormDefault="qualified"
	attributeFormDefault="unqualified">
  <xs:simpleType name="myDouble">
    <xs:union memberTypes="xs:double">
      <xs:simpleType>
        <xs:restriction base="xs:string">
	  <xs:pattern value="\s*(N/A)?\s*"/>
	</xs:restriction>
      </xs:simpleType>
    </xs:union>
  </xs:simpleType>
  <xs:element name="element1" type="myDouble"/>
  <xs:element name="element2">
    <xs:complexType>
      <xs:simpleContent>
        <xs:extension base="myDouble">
	  <xs:attribute name="att" type="xs:string"/>
        </xs:extension>
      </xs:simpleContent>
    </xs:complexType>
  </xs:element>
</xs:schema>