[C#] Sanitize string to use as folder name

Sanitize folder name

public static string SanitizeFolderName(string name)
{
    string regexSearch = new string(Path.GetInvalidFileNameChars()) + new string(Path.GetInvalidPathChars());
    var r = new Regex(string.Format("[{0}]", Regex.Escape(regexSearch)));
    return r.Replace(name, "");
}