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XmlSchemaAnyAttribute Class

Enables any attribute from the specified namespace or namespaces to appear in the containing complexType element. Represents the World Wide Web Consortium (W3C) anyAttribute element.

For a list of all members of this type, see XmlSchemaAnyAttribute Members.


[Visual Basic]
Public Class XmlSchemaAnyAttribute
   Inherits XmlSchemaAnnotated
public class XmlSchemaAnyAttribute : XmlSchemaAnnotated
public __gc class XmlSchemaAnyAttribute : public XmlSchemaAnnotated
public class XmlSchemaAnyAttribute extends XmlSchemaAnnotated

Thread Safety

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.


[Visual Basic, C#, C++] The following example creates the anyAttribute element.

[Visual Basic] 
Option Explicit
Option Strict

Imports System
Imports System.Xml
Imports System.Xml.Schema

Class XMLSchemaExamples
    Public Shared Sub Main()
        Dim schema As New XmlSchema()
        ' <element name="stringElementWithAnyAttribute">
        Dim element As New XmlSchemaElement()
        element.Name = "stringElementWithAnyAttribute"
        ' <complexType>
        Dim complexType As New XmlSchemaComplexType()
        element.SchemaType = complexType
        ' <simpleContent>
        Dim simpleContent As New XmlSchemaSimpleContent()
        complexType.ContentModel = simpleContent
        ' <extension base="xs:string">
        Dim extension As New XmlSchemaSimpleContentExtension()
        simpleContent.Content = extension
        extension.BaseTypeName = New XmlQualifiedName("string", "")
        ' <anyAttribute namespace="##targetNamespace"/>
        Dim anyAttribute As New XmlSchemaAnyAttribute()
        extension.AnyAttribute = anyAttribute
        anyAttribute.Namespace = "##targetNamespace"
        schema.Compile(AddressOf ValidationCallbackOne)
        Dim nsmgr As New XmlNamespaceManager(New NameTable())
        nsmgr.AddNamespace("xs", "")
        schema.Write(Console.Out, nsmgr)
    End Sub 'Main
    Public Shared Sub ValidationCallbackOne(sender As Object, args As ValidationEventArgs)

    End Sub 'ValidationCallbackOne
End Class 'XMLSchemaExamples

using System;
using System.Xml;  
using System.Xml.Schema;

class XMLSchemaExamples {
    public static void Main() {
        XmlSchema schema = new XmlSchema();

        // <element name="stringElementWithAnyAttribute">
        XmlSchemaElement element = new XmlSchemaElement();
        element.Name = "stringElementWithAnyAttribute";
        // <complexType>
        XmlSchemaComplexType complexType = new XmlSchemaComplexType();
        element.SchemaType = complexType;
        // <simpleContent>
        XmlSchemaSimpleContent simpleContent = new XmlSchemaSimpleContent();
        complexType.ContentModel = simpleContent;
        // <extension base="xs:string">
        XmlSchemaSimpleContentExtension extension = new XmlSchemaSimpleContentExtension();
        simpleContent.Content = extension;
        extension.BaseTypeName = new XmlQualifiedName("string", "");
        // <anyAttribute namespace="##targetNamespace"/>
        XmlSchemaAnyAttribute anyAttribute = new XmlSchemaAnyAttribute();
        extension.AnyAttribute = anyAttribute;
        anyAttribute.Namespace = "##targetNamespace";
        schema.Compile(new ValidationEventHandler(ValidationCallbackOne));
     XmlNamespaceManager nsmgr = new XmlNamespaceManager(new NameTable());
        nsmgr.AddNamespace("xs", "");
        schema.Write(Console.Out, nsmgr);
    public static void ValidationCallbackOne(object sender, ValidationEventArgs args) {


#using <mscorlib.dll>
#using <System.Xml.dll>
using namespace System;
using namespace System::Xml;  
using namespace System::Xml::Schema;

__gc class XMLSchemaExamples {
    static void main() {

        XmlSchema* schema = new XmlSchema();

        // <element name="stringElementWithAnyAttribute">
        XmlSchemaElement* element = new XmlSchemaElement();
        element->Name = S"stringElementWithAnyAttribute";

        // <complexType>
        XmlSchemaComplexType* complexType = new XmlSchemaComplexType();
        element->SchemaType = complexType;

        // <simpleContent>
        XmlSchemaSimpleContent* simpleContent = new XmlSchemaSimpleContent();
        complexType->ContentModel = simpleContent;

        // <extension base="xs:string">
        XmlSchemaSimpleContentExtension* extension = new XmlSchemaSimpleContentExtension();
        simpleContent->Content = extension;
        extension->BaseTypeName = new XmlQualifiedName(S"string", S"");

        // <anyAttribute namespace="##targetNamespace"/>
        XmlSchemaAnyAttribute* anyAttribute = new XmlSchemaAnyAttribute();
        extension->AnyAttribute = anyAttribute;
        anyAttribute->Namespace = S"##targetNamespace";

        schema->Compile(new ValidationEventHandler(0, ValidationCallbackOne));
        XmlNamespaceManager* nsmgr = new XmlNamespaceManager(new NameTable());
        nsmgr->AddNamespace(S"xs", S"");

    static void ValidationCallbackOne(Object* /*sender*/, ValidationEventArgs* args) {


int main()

[Visual Basic, C#, C++] The following XML file is generated for the preceding code example.

<?xml version="1.0" encoding="IBM437"?>
<xs:schema  xmlns:xs="">
    <xs:element name="stringElementWithAnyAttribute">
                <xs:extension base="xs:string">
                    <xs:anyAttribute namespace="##targetNamespace"/>

[JScript] No example is available for JScript. To view a Visual Basic, C#, or C++ example, click the Language Filter button Language Filter in the upper-left corner of the page.


Namespace: System.Xml.Schema

Platforms: Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 family

Assembly: System.Xml (in System.Xml.dll)

See Also

XmlSchemaAnyAttribute Members | System.Xml.Schema Namespace