using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Xml;
using System.Xml.XPath;
using System.IO;
using Wmhelp.XPath2;

namespace XmlTest
{
    class Program
    {
        static void Main(string[] args)
        {
            XmlDocument xDoc = new XmlDocument();
            xDoc.Load("..\\..\\..\\vertical.xml");
            XmlElement xRoot = xDoc.DocumentElement;

          

            XmlNodeList childnodes = xRoot.XPath2SelectNodes("//Object[ends-with(@Name,'_oper')]");
            if (childnodes != null)
                foreach (XmlNode n in childnodes)
                    Console.WriteLine(n.SelectSingleNode("Attribute").OuterXml);

            Console.WriteLine("Press Any Key");
            Console.ReadKey();

        }
    }
}