This documentation is archived and is not being maintained.

XmlElement.RemoveAttributeNode Method (String, String)

Removes the XmlAttribute specified by the local name and namespace URI. (If the removed attribute has a default value, it is immediately replaced).

Namespace: System.Xml
Assembly: System.Xml (in system.xml.dll)

public virtual XmlAttribute RemoveAttributeNode (
	string localName,
	string namespaceURI
)
public XmlAttribute RemoveAttributeNode (
	String localName, 
	String namespaceURI
)
public function RemoveAttributeNode (
	localName : String, 
	namespaceURI : String
) : XmlAttribute
Not applicable.

Parameters

localName

The local name of the attribute.

namespaceURI

The namespace URI of the attribute.

Return Value

The removed XmlAttribute or a null reference (Nothing in Visual Basic) if the XmlElement does not have a matching attribute node.

Exception typeCondition

ArgumentException

This node is read-only.

The following example removes an attribute from an element.

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'>" +
                "<title>Pride And Prejudice</title>" +
                "</book>");

    XmlElement root = doc.DocumentElement;

    // Remove the ISBN attribute.
    root.RemoveAttributeNode("ISBN", "urn:samples");
     
    Console.WriteLine("Display the modified XML...");
    Console.WriteLine(doc.InnerXml);

  }
}

import System.*;
import System.IO.*;
import System.Xml.*;

public class Sample
{
    public static void main(String[] args)
    {
        XmlDocument doc = new XmlDocument();
        doc.LoadXml("<book xmlns:bk='urn:samples' bk:ISBN='1-861001-57-5'>"
            + "<title>Pride And Prejudice</title>"
            + "</book>");

        XmlElement root = doc.get_DocumentElement();

        // Remove the ISBN attribute.
        root.RemoveAttributeNode("ISBN", "urn:samples");
        Console.WriteLine("Display the modified XML...");
        Console.WriteLine(doc.get_InnerXml());
    } //main 
} //Sample

Windows 98, Windows Server 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0, 2.0, 1.1, 1.0

.NET Compact Framework

Supported in: 2.0, 1.0

XNA Framework

Supported in: 1.0
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