[C#] Strip HTML From String

StripHtml.cs

///////// Function implementation //////////
////////////////////////////////////////////

/// <summary>
/// This strips HTML from a string using regular expressions
/// </summary>
/// <param name="inputHtml">The string to be parsed</param>
/// <returns>text string void of HTML markup</returns>
private string StripHtml(string inputHtml)
{
    string noHtml = System.Text.RegularExpressions.Regex.Replace(inputHtml, @"<[^>]+>|&nbsp;", "").Trim(); // First we remove the HTML tags
    string noHtmlNormalised = System.Text.RegularExpressions.Regex.Replace(noHtml, @"\s{2,}", " "); // Now we ensure there are no double spaces in the text

    return noHtmlNormalised;
}


////////// Extension implentation //////////
////////////////////////////////////////////

/// <summary>
/// Extension methods for the string class
/// </summary>
public static class StringExtension
{
    /// <summary>
    /// This strips HTML from a string using regular expressions
    /// </summary>
    /// <param name="str">The string to be parsed</param>
    /// <returns>Text string void of HTML markup</returns>
    public static string StripHtml(this string str)
    {
        string noHtml = System.Text.RegularExpressions.Regex.Replace(str, @"<[^>]+>|&nbsp;", "").Trim(); // First we remove the HTML tags
        string noHtmlNormalised = System.Text.RegularExpressions.Regex.Replace(noHtml, @"\s{2,}", " "); // Now we ensure there are no double spaces in the text

        return noHtmlNormalised;
    }
}