XmlNode.GetNamespaceOfPrefix Method (String)

 

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

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

public virtual string GetNamespaceOfPrefix(
	string prefix
)

Parameters

prefix
Type: System.String

The prefix whose namespace URI you want to find.

Return Value

Type: System.String

The namespace URI of the specified prefix.

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

The following example adds a new attribute 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 attribute.
    string ns = root.GetNamespaceOfPrefix("bk");
    XmlNode attr = doc.CreateNode(XmlNodeType.Attribute, "genre", ns);
    attr.Value = "novel";

    //Add the attribute to the document.
    root.Attributes.SetNamedItem(attr);

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

  }
}

Universal Windows Platform
Available since 10
.NET Framework
Available since 1.1
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