RemoveAttribute Method (String)
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XmlElement.RemoveAttribute Method (String)

Removes an attribute by name.

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

public virtual void RemoveAttribute(
	string name


Type: System.String

The name of the attribute to remove.This is a qualified name. It is matched against the Name property of the matching node.


The node is read-only.

If the removed attribute is known to have a default value, an attribute immediately appears containing the default value and, if applicable, the corresponding namespace URI, local name, and prefix.

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 genre='novel' ISBN='1-861001-57-5'>" +
                "<title>Pride And Prejudice</title>" +

    XmlElement root = doc.DocumentElement;

    // Remove the genre attribute.

    Console.WriteLine("Display the modified XML...");

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

int main()
    XmlDocument* doc = new XmlDocument();
    doc->LoadXml(S"<book genre='novel' ISBN='1-861001-57-5'><title>Pride And Prejudice</title></book>");

    XmlElement* root = doc->DocumentElement;

    // Remove the genre attribute.

    Console::WriteLine(S"Display the modified XML...");

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, 1.0

XNA Framework

Supported in: 3.0, 2.0, 1.0

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