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XmlSchemaAnyAttribute Class

Represents the World Wide Web Consortium (W3C) anyAttribute element.

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

'Declaration
Public Class XmlSchemaAnyAttribute _
	Inherits XmlSchemaAnnotated
'Usage
Dim instance As XmlSchemaAnyAttribute

The anyAttribute element enables any attribute from the specified namespace or namespaces to appear in the containing complexType element.

The following example creates the anyAttribute element.

Option Explicit On
Option Strict On

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()
        schema.Items.Add(element)
        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", "http://www.w3.org/2001/XMLSchema")

        ' <anyAttribute namespace="##targetNamespace"/> 
        Dim anyAttribute As New XmlSchemaAnyAttribute()
        extension.AnyAttribute = anyAttribute
        anyAttribute.Namespace = "##targetNamespace" 

        Dim schemaSet As New XmlSchemaSet()
        AddHandler schemaSet.ValidationEventHandler, AddressOf ValidationCallbackOne

        schemaSet.Add(schema)
        schemaSet.Compile()

        Dim compiledSchema As XmlSchema = Nothing 

        For Each schema1 As XmlSchema In schemaSet.Schemas()
            compiledSchema = schema1
        Next 

        Dim nsmgr As New XmlNamespaceManager(New NameTable())
        nsmgr.AddNamespace("xs", "http://www.w3.org/2001/XMLSchema")
        compiledSchema.Write(Console.Out, nsmgr)
    End Sub 'Main

    Public Shared Sub ValidationCallbackOne(ByVal sender As Object, ByVal args As ValidationEventArgs)

        Console.WriteLine(args.Message)
    End Sub 'ValidationCallbackOne
End Class 'XMLSchemaExamples

The following XML file is generated for the preceding code example.

<?xml version="1.0" encoding="IBM437"?>
<xs:schema  xmlns:xs="http://www.w3.org/2001/XMLSchema">
    <xs:element name="stringElementWithAnyAttribute">
        <xs:complexType>
            <xs:simpleContent>
                <xs:extension base="xs:string">
                    <xs:anyAttribute namespace="##targetNamespace"/>
                </xs:extension>
            </xs:simpleContent>
        </xs:complexType>
    </xs:element>
</xs:schema>

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

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98, Windows CE, Windows Mobile for Smartphone, Windows Mobile for Pocket PC, Xbox 360, Zune

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

.NET Framework

Supported in: 3.5, 3.0, 2.0, 1.1, 1.0

.NET Compact Framework

Supported in: 3.5, 2.0

XNA Framework

Supported in: 3.0, 2.0, 1.0
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