class Program
    {
        static void Main(string[] args)
        {
            test1();
            Console.ReadKey();
        }
        static void test1()
        {
            //把文件转换成二进制流
            byte[] byteData = new byte[100];
            FileStream fs = new FileStream(@"c:\1.txt", FileMode.Open, FileAccess.Read);
            BinaryReader read = new BinaryReader(fs);
            read.Read(byteData, 0, byteData.Length);
            foreach (byte b in byteData)
            {
                Console.Write(" {0} ", b);
            }
        }
        static void test2()
        {
            //把文件转换成二进制流
            byte[] byteData = new byte[100];
            FileStream fs = new FileStream(@"c:\1.txt", FileMode.Open, FileAccess.Read);
            fs.Read(byteData, 0, byteData.Length);
            foreach (byte b in byteData)
            {
                Console.Write(" {0} ", b);
            }
        }
    }