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XmlDocument.CreateAttribute Method (String)

Creates an XmlAttribute with the specified Name.

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

public XmlAttribute CreateAttribute(
	string name
)

Parameters

name
Type: System.String

The qualified name of the attribute. If the name contains a colon, the Prefix property reflects the part of the name preceding the first colon and the LocalName property reflects the part of the name following the first colon. The NamespaceURI remains empty unless the prefix is a recognized built-in prefix such as xmlns. In this case NamespaceURI has a value of http://www.w3.org/2000/xmlns/.

Return Value

Type: System.Xml.XmlAttribute
The new XmlAttribute.

The XmlAttribute can be added to an XmlElement using the SetAttributeNode method.

The following creates an attribute and adds it to an XML document.

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>");

    //Create an attribute.
    XmlAttribute attr = doc.CreateAttribute("publisher");
    attr.Value = "WorldWide Publishing";

    //Add the new node to the document. 
    doc.DocumentElement.SetAttributeNode(attr);

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

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0, 1.1

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

XNA Framework

Supported in: 3.0, 2.0, 1.0
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