C# Online Compiler | .NET Fiddle

using System;
using System.Net;
using System.Xml;

public class Program
{
	public static void Main()
	{
	        string sitemapURL = "https://seoagilitytools.com/sitemap.xml";
            /*Create a new instance of the System.Net Webclient*/
            WebClient wc = new WebClient();
            /*Set the Encodeing on the Web Client*/
            wc.Encoding = System.Text.Encoding.UTF8;
            /* Download the document as a string*/
            string sitemapString = wc.DownloadString(sitemapURL);
            /*Create a new xml document*/
            XmlDocument urldoc = new XmlDocument();
            /*Load the downloaded string as XML*/
            urldoc.LoadXml(sitemapString);
            /*Create an list of XML nodes from the url nodes in the sitemap*/
            XmlNodeList xmlSitemapList = urldoc.GetElementsByTagName("url");
            /*Loops through the node list and prints the values of each node*/
            foreach (XmlNode node in xmlSitemapList)
            {
                if (node["loc"] != null)
                {
                    Console.WriteLine("url " + node["loc"].InnerText);
                }
                if (node["priority"] != null)
                {
                    Console.WriteLine("priority " + node["priority"].InnerText);
                }
                if (node["lastmod"] != null)
                {
                    Console.WriteLine("last modified " + node["lastmod"].InnerText);
                }
                if (node["changefreq"] != null)
                {
                    Console.WriteLine("change frequency " + node["changefreq"].InnerText);
                }
                Console.WriteLine(Environment.NewLine);
            }
	}
}

 
using System;
using System.Net;
using System.Xml;
​
public class Program
{
    public static void Main()
    {
            string sitemapURL = "https://seoagilitytools.com/sitemap.xml";
            /*Create a new instance of the System.Net Webclient*/
            WebClient wc = new WebClient();
            /*Set the Encodeing on the Web Client*/
            wc.Encoding = System.Text.Encoding.UTF8;
            /* Download the document as a string*/
            string sitemapString = wc.DownloadString(sitemapURL);
            /*Create a new xml document*/
            XmlDocument urldoc = new XmlDocument();
            /*Load the downloaded string as XML*/
            urldoc.LoadXml(sitemapString);
            /*Create an list of XML nodes from the url nodes in the sitemap*/
            XmlNodeList xmlSitemapList = urldoc.GetElementsByTagName("url");
            /*Loops through the node list and prints the values of each node*/
            foreach (XmlNode node in xmlSitemapList)
            {