Question

How to use BitConverter to convert an integer into an array of bytes in C#

Answer 1

using System;

namespace ConsoleApplication_C_Sharp
{
    class Program
    {
        static void Main(string[] args)
        {
            int value = 256;
            byte[] arr = BitConverter.GetBytes(value);

            Console.WriteLine(arr[0]);
            Console.WriteLine(arr[1]);
            Console.WriteLine(arr[2]);
            Console.WriteLine(arr[3]);
        }
    }
}


/*
run:
    
0
1
0
0

*/

 

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Answer 2

using System;

namespace ConsoleApplication_C_Sharp
{
    class Program
    {
        static void Main(string[] args)
        {
            int value = 257;
            byte[] arr = BitConverter.GetBytes(value);

            Console.WriteLine(arr[0]);
            Console.WriteLine(arr[1]);
            Console.WriteLine(arr[2]);
            Console.WriteLine(arr[3]);
        }
    }
}


/*
run:
    
1
1
0
0

*/

 

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