WebScrape using Regex, C#

WebScrape using Regex

//Rextester.Program.Main is the entry point for your code. Don't change it.
//Compiler version 4.0.30319.17929 for Microsoft (R) .NET Framework 4.5

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text.RegularExpressions;
using System.Net;

namespace Rextester
{
    public class Program
    {
        public static void Main(string[] args)
        {
            // 1.
            // URL: http://en.wikipedia.org/wiki/Main_Page
            WebClient w = new WebClient();
            string s = w.DownloadString("http://en.wikipedia.org/wiki/Main_Page");

// 2.
            foreach (LinkItem i in LinkFinder.Find(s))
            {
                Console.WriteLine(i);
            }
        }
    }
    
    public struct LinkItem
    {
        public string Href;
        public string Text;

public override string ToString()
        {
            return Href + "\n\t" + Text;
        }
    }

static class LinkFinder
    {
        public static List<LinkItem> Find(string file)
        {
            List<LinkItem> list = new List<LinkItem>();

// 1.
            // Find all matches in file.
            MatchCollection m1 = Regex.Matches(file, @"(<a.*?>.*?</a>)",
                RegexOptions.Singleline);

// 2.
            // Loop over each match.
            foreach (Match m in m1)
            {
                string value = m.Groups[1].Value;
                LinkItem i = new LinkItem();

// 3.
                // Get href attribute.
                Match m2 = Regex.Match(value, @"href=\""(.*?)\""",
                    RegexOptions.Singleline);
                if (m2.Success)
                {
                    i.Href = m2.Groups[1].Value;
                }

// 4.
                // Remove inner tags from text.
                string t = Regex.Replace(value, @"\s*<.*?>\s*", "",
                    RegexOptions.Singleline);
                i.Text = t;

list.Add(i);
            }
            return list;
        }
    }
}


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