MultiDimensionalArray

Program.cs

using System;

namespace MultiDimensionArray
{
    class Program
    {
        static void Main(string[] args)
        {
            var x = new int[2, 3];
            UseArray(x);
        }

        static void UseArray(int[,] x)
        {
            Console.WriteLine(x.GetLength(1)); // 3
            Console.WriteLine(x[x.GetLength(0) - 1, x.GetLength(1) - 1]); // 0

            {
                var index0 = 0;
                var index1 = x.GetLength(1) - 1;
                x[index0, index1] = 2;
                Console.WriteLine(x[index0, index1]); // 2
            }

            // 00
            // 00
            // 20
            for(var index1 = 0; index1 < x.GetLength(1); index1++)
            {
                for(var index0 = 0; index0 < x.GetLength(0); index0++)
                {
                    Console.Write(x[index0, index1]);
                }
                Console.WriteLine();
            }
        }
    }
}