1 <?xml version="1.0" encoding="ISO-8859-1"?> 2 <xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns="http://FOO" targetNamespace="http://FOO"> 3 4 <xs:element name="foo"> 5 <xs:complexType> 6 <xs:complexContent> 7 <xs:restriction base="typeA"> 8 <xs:attribute name="barA" type="xs:string" use="optional"/> 9 </xs:restriction> 10 </xs:complexContent> 11 </xs:complexType> 12 </xs:element> 13 14 <xs:complexType name="typeA"> 15 <xs:attribute name="barA" type="xs:string" use="required"/> 16 </xs:complexType> 17 18 </xs:schema>
