C# Jagged array or variable size array example

Program

using System;

namespace ClassRoomSamples

{

    class Demo08JaggedArray1

    {

        static void Main(string[] args)

        {

            //A jagged array of 4 rows or variable size array...

            int[][] a = new int[][]

            {

                new int[]{10,20,22,52,63},

                new int[]{10,26},

                new int[]{26,68,74},

                new int[]{45,87,73,39}

            };

            int i, j;

            for (i = 0; i < 4; i++) //0,1,2,3

            {

                for (j = 0; j < a[i].Length; j++)

                {

                    Console.Write("a[{0},{1}]={2}\t", i, j, a[i][j]);

                }

                Console.WriteLine();

            }

             Console.ReadKey();

        }

    }

}

Output

a[0,0]=10       a[0,1]=20       a[0,2]=22       a[0,3]=52       a[0,4]=63

a[1,0]=10       a[1,1]=26

a[2,0]=26       a[2,1]=68       a[2,2]=74

a[3,0]=45       a[3,1]=87       a[3,2]=73       a[3,3]=39