Recurity.Swf.Log.EscapeNonPrintables C# (CSharp) Method

        public static String EscapeNonPrintables(String s)
        {
            byte[] data = ASCIIEncoding.ASCII.GetBytes(s);
            for (int i = 0; i < data.Length; i++)
            {
                // All printables except CR anf LF
                if (!(data[i] == 13 || data[i] == 10 || data[i] == 9) && (data[i] < 32 || data[i] > 126))
                {
                    data[i] = Convert.ToByte('.');
                }
            }
            return ASCIIEncoding.ASCII.GetString(data);
        }