Question

I have HTML code from which I want to parse values for hyperlinks, and I wish to use regular expressions. The code from whole page can be found in the attached html below:

http://dl.dropbox.com/u/4571235/example.html

I want to get the hyperlink after each ‘compare prices’ button in the document.

Answer 1

check here.

and try this code:

public static bool isValidUrl(ref string url)
{
    string pattern = @"^(http|https|ftp)\://[a-zA-Z0-9\-\.]+\.[a-zA-Z]{2,3}(:[a-zA-Z0-9]*)?/?([a-zA-Z0-9\-\._\?\,\'/\\\+&%\$#\=~])*[^\.\,\)\(\s]$";
    Regex reg = new Regex(pattern, RegexOptions.Compiled | RegexOptions.IgnoreCase);
    return reg.IsMatch(url);
}