KLFCommon.filteredFileName C# (CSharp) Метод

    internal static string filteredFileName(string filename)
    {
        const String illegal = "\\/:*?\"<>|";

         		StringBuilder sb = new StringBuilder();
        foreach (char c in filename)
        {
            //Filter illegal characters out of the player name
            if (!illegal.Contains(c))
                sb.Append(c);
        }

        return sb.ToString();
    }