XmlElement.RemoveAttributeAt(Int32) Method

Definition

Removes the attribute node with the specified index from the element. (If the removed attribute has a default value, it is immediately replaced).

C#
public virtual System.Xml.XmlNode RemoveAttributeAt (int i);
C#
public virtual System.Xml.XmlNode? RemoveAttributeAt (int i);

Parameters

i
Int32

The index of the node to remove. The first node has index 0.

Returns

The attribute node removed or null if there is no node at the given index.

Examples

The following example removes an attribute from an element.

C#
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>" +
                "</book>");

    XmlElement root = doc.DocumentElement;

    // Remove the genre attribute.
    root.RemoveAttributeAt(0);

    Console.WriteLine("Display the modified XML...");
    Console.WriteLine(doc.InnerXml);
  }
}

Remarks

This method is a Microsoft extension to the Document Object Model (DOM).

Applies to

Produit Versions
.NET Core 1.0, Core 1.1, Core 2.0, Core 2.1, Core 2.2, Core 3.0, Core 3.1, 5, 6, 7, 8, 9
.NET Framework 1.1, 2.0, 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1
.NET Standard 2.0, 2.1
UWP 10.0