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XmlSchemaMaxExclusiveFacet Class

Represents the maxExclusive element from XML Schema as specified by the World Wide Web Consortium (W3C). This class can be used to specify a restriction on the maximum value of a simpleType element. The element value must be less than the value of the maxExclusive element.

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

public class XmlSchemaMaxExclusiveFacet : XmlSchemaFacet

The following example shows the use of the XmlSchemaMaxExclusiveFacet class.

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

class XMLSchemaExamples
    public static void Main()

        XmlSchema schema = new XmlSchema();

        // <xs:simpleType name="WaitQueueLengthType">
        XmlSchemaSimpleType WaitQueueLengthType = new XmlSchemaSimpleType();
        WaitQueueLengthType.Name = "WaitQueueLengthType";

        // <xs:restriction base="xs:int">
        XmlSchemaSimpleTypeRestriction restriction = new XmlSchemaSimpleTypeRestriction();
        restriction.BaseTypeName = new XmlQualifiedName("int", "");

        // <xs:maxExclusive value="5"/>
        XmlSchemaMaxExclusiveFacet maxExclusive = new XmlSchemaMaxExclusiveFacet();
        maxExclusive.Value = "5";

        WaitQueueLengthType.Content = restriction;


        // <xs:element name="Lobby">
        XmlSchemaElement element = new XmlSchemaElement();
        element.Name = "Lobby";

        // <xs:complexType>
        XmlSchemaComplexType complexType = new XmlSchemaComplexType();

        // <xs:attribute name="WaitQueueLength" type="WaitQueueLengthType"/>
        XmlSchemaAttribute WaitQueueLengthAttribute = new XmlSchemaAttribute();
        WaitQueueLengthAttribute.Name = "WaitQueueLength";
        WaitQueueLengthAttribute.SchemaTypeName = new XmlQualifiedName("WaitQueueLengthType", "");

        element.SchemaType = complexType;


        XmlSchemaSet schemaSet = new XmlSchemaSet();
        schemaSet.ValidationEventHandler += new ValidationEventHandler(ValidationCallbackOne);

        XmlSchema compiledSchema = null;

        foreach (XmlSchema schema1 in schemaSet.Schemas())
            compiledSchema = schema1;

        XmlNamespaceManager nsmgr = new XmlNamespaceManager(new NameTable());
        nsmgr.AddNamespace("xs", "");
        compiledSchema.Write(Console.Out, nsmgr);

    public static void ValidationCallbackOne(object sender, ValidationEventArgs args)

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

<?xml version="1.0" encoding="IBM437"?>
<xs:schema xmlns:xs="">

	<xs:simpleType name="WaitQueueLengthType">
		<xs:restriction base="xs:int">
			<xs:maxExclusive value="5"/>

	<xs:element name="Lobby">
			<xs:attribute name="WaitQueueLength" type="WaitQueueLengthType"/>


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