XML/XML Schema/attributeGroup

Define and use attributeGroup

   <source lang="xml">

File: Data.xml <?xml version="1.0"?> <employees

 xmlns="http://www.wbex.ru/employees"
 xmlns:name="http://www.wbex.ru/name"
 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 xsi:schemaLocation="http://www.wbex.ru/employees Schema.xsd"
 source="from where"
 version="1.0"/>

File: Schema.xsd <?xml version="1.0"?> <schema xmlns="http://www.w3.org/2001/XMLSchema"

 xmlns:employees="http://www.wbex.ru/employees"
 targetNamespace="http://www.wbex.ru/employees"
 elementFormDefault="qualified">

 <attributeGroup name="employeeAttributes">
   <attribute name="version" type="decimal" fixed="1.0" />
   <attribute name="source" type="string"/>
 </attributeGroup>
 <element name="employees">
   <complexType>
     <attributeGroup ref="employees:employeeAttributes"/>
   </complexType>
 </element>

</schema>

</source>
   
  

Reference an attribute group

   <source lang="xml">

File: Data.xml <?xml version="1.0"?> <addr:address xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"

             xsi:schemaLocation="http://www.wbex.ru Schema.xsd"
             xmlns:addr="http://www.wbex.ru"
             addr:language="en">
   

</addr:address> File: Schema.xsd <?xml version="1.0"?> <xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema"

 targetNamespace="http://www.wbex.ru"
 xmlns:addr="http://www.wbex.ru"
 attributeFormDefault="qualified"
 elementFormDefault="qualified">
 
<xsd:element name="address">
 <xsd:complexType mixed="true">
   <xsd:simpleContent>
     <xsd:extension base="xsd:string">
       <xsd:attributeGroup ref="addr:nationality"/>
     </xsd:extension>
   </xsd:simpleContent>
 </xsd:complexType>
</xsd:element>
<xsd:attributeGroup name="nationality">
   <xsd:attribute name="language" type="xsd:language"/>
</xsd:attributeGroup>

</xsd:schema>

</source>