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XmlElement.NamespaceURI Property

Definition

Gets the namespace URI of this node.

public:
 virtual property System::String ^ NamespaceURI { System::String ^ get(); };
public override string NamespaceURI { get; }
member this.NamespaceURI : string
Public Overrides ReadOnly Property NamespaceURI As String

Property Value

The namespace URI of this node. If there is no namespace URI, this property returns String.Empty.

Examples

The following example displays information on the ISBN element.

#using <System.Xml.dll>

using namespace System;
using namespace System::IO;
using namespace System::Xml;
int main()
{
   XmlDocument^ doc = gcnew XmlDocument;
   doc->LoadXml( "<book xmlns:bk='urn:samples'>"
   "<bk:ISBN>1-861001-57-5</bk:ISBN>"
   "<title>Pride And Prejudice</title>"
   "</book>" );
   
   // Display information on the ISBN element.
   XmlElement^ elem = dynamic_cast<XmlElement^>(doc->DocumentElement->FirstChild);
   Console::Write( "{0}:{1} = {2}", elem->Prefix, elem->LocalName, elem->InnerText );
   Console::WriteLine( "\t namespaceURI={0}", elem->NamespaceURI );
}

// This code produces the following output.
// bk:ISBN = 1-861001-57-5  namespaceURI=urn:samples
using System;
using System.IO;
using System.Xml;

public class Sample
{
  public static void Main()
  {

    XmlDocument doc = new XmlDocument();
    doc.LoadXml("<book xmlns:bk='urn:samples'>" +
                "<bk:ISBN>1-861001-57-5</bk:ISBN>" +
                "<title>Pride And Prejudice</title>" +
                "</book>");

    // Display information on the ISBN element.
    XmlElement elem = (XmlElement) doc.DocumentElement.FirstChild;
    Console.Write("{0}:{1} = {2}", elem.Prefix, elem.LocalName, elem.InnerText);
    Console.WriteLine("\t namespaceURI=" + elem.NamespaceURI);
  }
}

// This code produces the following output.
// bk:ISBN = 1-861001-57-5  namespaceURI=urn:samples
Imports System.IO
Imports System.Xml

public class Sample

  public shared sub Main()

    Dim doc as XmlDocument = new XmlDocument()
    doc.LoadXml("<book xmlns:bk='urn:samples'>" & _
                "<bk:ISBN>1-861001-57-5</bk:ISBN>" & _
                "<title>Pride And Prejudice</title>" & _
                "</book>")

    ' Display information on the ISBN element.
    Dim elem as XmlElement 
    elem = CType(doc.DocumentElement.ChildNodes.Item(0),XmlElement) 
    Console.Write("{0}:{1} = {2}", elem.Prefix, elem.LocalName, elem.InnerText)
    Console.WriteLine("  namespaceURI=" + elem.NamespaceURI)
  end sub
end class

' This code produces the following output.
' bk:ISBN = 1-861001-57-5  namespaceURI=urn:samples

Remarks

This is the namespace URI specified at creation time. For example, NamespaceURI is urn:samples for the element <bk:book xmlns:bk= "urn:samples">

Applies to