using System;
using System.Linq;
using System.Xml.Linq;
using System.Collections;
using System.Collections.Generic;
public class MainClass{
public static void Main(){
XElement xmlTree1 = XElement.Parse(" ", LoadOptions.PreserveWhitespace);
xmlTree1.Save("Tree.xml");
Console.WriteLine(xmlTree1);
int whiteSpaceNodes;
XElement xmlTree2 = XElement.Load("Tree.xml",LoadOptions.None);
whiteSpaceNodes = xmlTree2
.DescendantNodesAndSelf()
.OfType()
.Where(tNode => tNode.ToString().Trim().Length == 0)
.Count();
Console.WriteLine("Count of white space nodes (not preserving whitespace): {0}", whiteSpaceNodes);
}
}