XmlNode.GetPrefixOfNamespace Method (String)

 

Looks up the closest xmlns declaration for the given namespace URI that is in scope for the current node and returns the prefix defined in that declaration.

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

public virtual string GetPrefixOfNamespace(
	string namespaceURI
)

Parameters

namespaceURI
Type: System.String

The namespace URI whose prefix you want to find.

Return Value

Type: System.String

The prefix for the specified namespace URI.

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

The following example adds a new element to the XML document.

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>");

    XmlNode root = doc.FirstChild;

    //Create a new node.
    string prefix = root.GetPrefixOfNamespace("urn:samples");
    XmlElement elem = doc.CreateElement(prefix, "style", "urn:samples");
    elem.InnerText = "hardcover";

    //Add the node to the document.
    root.AppendChild(elem);

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

  }
}

Universal Windows Platform
Available since 10
.NET Framework
Available since 1.1
Return to top
Show: