Comment / Uncomment C# Code

gistfile1.cs

private string CommentSelection(string selected)
        {
            var result = string.Empty;
            try
            {
                var lineMatches = Regex.Matches(selected, ".*", RegexOptions.Multiline);
                foreach (var lineMatch in lineMatches)
                {
                    if (string.IsNullOrEmpty(lineMatch.ToString())) continue;
                    result = result + @"//" + lineMatch.ToString();
                }
            }
            catch (ArgumentException ex)
            {
                // Syntax error in the regular expression
            }
            return result;
        }

private string UnCommentSelection(string selected)
        {
            var result = string.Empty;
            try
            {
                var lineMatches = Regex.Matches(selected, ".*", RegexOptions.Multiline);
                foreach (var lineMatch in lineMatches)
                {
                    var newline = Regex.Replace(lineMatch.ToString(), @"^\s*\//", "");
                    result = result + newline;
                }
            }
            catch (ArgumentException ex)
            {
                // Syntax error in the regular expression
            }
            return result;
        }