IEnumerable.DescendantsAndSelf(String tagName) : IEnumerable « System.Collections « C# / C Sharp by API

1. C# / C Sharp by API
2. System.Collections
3. IEnumerable

IEnumerable.DescendantsAndSelf(String tagName)

  

using System;
using System.Linq;
using System.Collections;
using System.Collections.Generic;
using System.Xml;
using System.Xml.Linq;
public class MainClass {
    public static void Main() {
        XDocument xDocument = new XDocument(
         new XElement("Books",
           new XElement("Book",
            new XAttribute("type", "Author"),
           new XComment("This is a new author."),
            new XElement("FirstName", "A"),
           new XElement("LastName", "B")),
           new XElement("Book",
            new XAttribute("type", "Author"),
           new XElement("FirstName", "C"),
           new XElement("LastName", "D"))));

        IEnumerable<XElement> elements = xDocument.Element("Books").Elements("Book");
        foreach (XElement element in elements) {
            Console.WriteLine("Source element: {0} : value = {1}", element.Name, element.Value);
        }
        foreach (XElement element in elements.DescendantsAndSelf("LastName")) {
            Console.WriteLine("Descendant element: {0}", element);
        }
    }
}

   
    
  

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