多种数据类型与byte[]字节数组的转换记录

//把其它数字类型：int(32)/long(64)/ushort(16)存入byte[],根据后面的位数偏移，后一位 + 8
            int a = 0x911245;      
            byte[] bys = new byte[4];
            bys[0] = (byte)(a);
            bys[1] = (byte)(a >> 8);
            bys[2] = (byte)(a >> 16);
            bys[3] = (byte)(a >> 24);
            for (int i = 0; i < bys.Length; i++)
            {
               Console.WriteLine(bys[i]); 
            }

//BitConverter转换
        public static void Main(string[] args)
        {
            int a = 0x911245;      
            byte[] bys = BitConverter.GetBytes(a); 

            //输出
            for (int i = 0; i < bys.Length; i++)
            {
               Console.WriteLine(bys[i]); 
            }
            Console.WriteLine(a.ToString());
            Console.ReadKey();
        }
        //int >>  byte[] 
        public static byte[] GetBytesInt32(int argument)
        {
            byte[] byteArray = BitConverter.GetBytes(argument); 
            return byteArray;
        }
        //byte >> char 
        public static char BAToChar(byte[] bytes, int index)
        {
            char value = BitConverter.ToChar(bytes, index);
            return value;
        }
        //byte >> string
        public static string BaToString(byte[] bytes)
        {
            string str = BitConverter.ToString(bytes);
            return str;
        }