XML/XML Schema/anyURI

anyURI as attribute type

   <source lang="xml">

File: Data.xml <?xml version="1.0"?> <AttributeExamples xmlns="http://www.wbex.ru"

                  xmlns:ex="http://www.wbex.ru"
                  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
                  xsi:schemaLocation= "http://www.wbex.ru Schema.xsd">
   <image/>                                               
   <image src="http://www.wbex.ru/style/LOGO.PNG"/>  

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

           targetNamespace="http://www.wbex.ru"
           xmlns="http://www.wbex.ru"
           elementFormDefault="qualified">
   <xsd:element name="image">
       <xsd:complexType>
           <xsd:attribute name="src" type="xsd:anyURI"/>
       </xsd:complexType>
   </xsd:element>
   <xsd:element name="AttributeExamples">
       <xsd:complexType>
           <xsd:sequence>
               <xsd:element ref="image" maxOccurs="2"/>
           </xsd:sequence>
       </xsd:complexType>
   </xsd:element>

</xsd:schema>

</source>
   
  

Element with only attribute

   <source lang="xml">

File: Data.xml <?xml version="1.0"?> <AttributeExamples xmlns="http://www.wbex.ru"

                  xmlns:i="http://www.wbex.ru"
                  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
                  xsi:schemaLocation=
                             "http://www.wbex.ru
                              Schema.xsd">
   <image/>
   <image i:src="http://www.wbex.ru/style/logo.png"/>

</AttributeExamples>

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

           targetNamespace="http://www.wbex.ru"
           xmlns="http://www.wbex.ru"
           elementFormDefault="qualified">
   <xsd:element name="image">
       <xsd:complexType>
           <xsd:attribute ref="src"/>
       </xsd:complexType>
   </xsd:element>
   <xsd:attribute name="src" type="xsd:anyURI"/>
   <xsd:element name="AttributeExamples">
       <xsd:complexType>
           <xsd:sequence>
               <xsd:element ref="image" maxOccurs="2"/>
           </xsd:sequence>
       </xsd:complexType>
   </xsd:element>

</xsd:schema>

</source>
   
  

xs:enumeration and xs:anyURI

   <source lang="xml">

File: Data.xml <?xml version="1.0"?> <Book xmlns="http://www.wbex.ru"

           xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
           xsi:schemaLocation="http://www.wbex.ru Schema.xsd">
  http://www.w3.org/TR/xmlschema-0/

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

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

   <xs:element name="Book" type="schemaRecommendations"/>
 <xs:simpleType name="schemaRecommendations">
   <xs:restriction base="xs:anyURI">
     <xs:enumeration value="http://www.w3.org/TR/xmlschema-0/" />
     <xs:enumeration value="http://www.w3.org/TR/xmlschema-1/" />
     <xs:enumeration value="http://www.w3.org/TR/xmlschema-2/" />
   </xs:restriction>
 </xs:simpleType>

</xs:schema>

</source>
   
  

xs:pattern and xs:anyURI

   <source lang="xml">

File: Data.xml <?xml version="1.0"?> <Book xmlns="http://www.wbex.ru"

           xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
           xsi:schemaLocation="http://www.wbex.ru Schema.xsd">
  http://www.wbex.ru

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

 targetNamespace="http://www.wbex.ru" 
 xmlns="http://www.wbex.ru"
 elementFormDefault="qualified">
 
   <xs:element name="Book" type="httpURI"/>

  
 <xs:simpleType name="httpURI">
   <xs:restriction base="xs:anyURI">
     <xs:pattern value="http://.*" />
   </xs:restriction>
 </xs:simpleType>

</xs:schema>

</source>