Question

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

Answer 1

using System;

namespace ConsoleApplication_C_Sharp
{
    class Program
    {
        static void Main(string[] args)
        {
            byte[] arr = new byte[4];

            arr[0] = 0;
            arr[1] = 1;
            arr[2] = 0;
            arr[3] = 0;

            Console.WriteLine(BitConverter.ToInt32(arr, 0));
        }
    }
}


/*
run:
    
256

*/

 

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Answer 2

using System;

namespace ConsoleApplication_C_Sharp
{
    class Program
    {
        static void Main(string[] args)
        {
            byte[] arr = new byte[4];

            arr[0] = 0;
            arr[1] = 0;
            arr[2] = 1;
            arr[3] = 0;

            Console.WriteLine(BitConverter.ToInt32(arr, 0));
        }
    }
}


/*
run:
    
65536

*/

 

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