Parsing HTML in C#

 This is useful  for html parsing 

code

var web = new HtmlWeb(); 

var doc = web.Load("http://www.stack.com");

HtmlDocument document = new HtmlDocument(); 
string htmlString = doc.toString();
document.LoadHtml(htmlString);
HtmlNodeCollection collection = document.DocumentNode.SelectNodes("//a");
foreach (HtmlNode link in collection)
{
     string target = link.Attributes["href"].Value;
}