// Use the Length array property.   

// Epideiksh ths idiothtas pinakwn <Length> gia thn plhroforhsh sxetika me to mhkos tou pinaka

using System;  

public class ArrayLengthDemo 

{   

  public static void Main() 

  {

    int[] list = new int[10];   //Dhlwsh monodiastatou pinaka akeraiwn me mhkos 10

    int[,] twoD = new int[3, 4]; //Dhlwsh disdiastatou pinaka akeraiwn me mhkos 12 (3x4)

    int[] nums = { 1, 2, 3 };   //Dhlwsh monodiastatou pinaka akeraiwn kai arxikopoihsh tou me lista timwn (to mhkos tou edw einai 3)

    // A variable-length table.  

    int[][] table = new int[3][];   //Dhlwsh mh-or8ogwniou pinaka me metavlhto mhkos sthlwn (edw 8a exei 3 grammes) 

    // Add second dimensions.  

    table[0] = new int[] {1, 2, 3};  //Dhlwsh kai arxikopoihsh me lista timwn tou epimerous monodiastatou pinaka ths 1hs grammhs (edw to mhkos tou 8a einai 3)

    table[1] = new int[] {4, 5};   //Dhlwsh kai arxikopoihsh me lista timwn tou epimerous monodiastatou pinaka ths 2hs grammhs (edw to mhkos tou 8a einai 2)

    table[2] = new int[] {6, 7, 8, 9};  //Dhlwsh kai arxikopoihsh me lista timwn tou epimerous monodiastatou pinaka ths 3hs grammhs (edw to mhkos tou 8a einai 4)

    Console.WriteLine("length of list is " + list.Length);   

    Console.WriteLine("length of twoD is " + twoD.Length);   

    Console.WriteLine("length of nums is " + nums.Length);   

    Console.WriteLine("length of table is " + table.Length);   //Edw to mhkos afora ton kyrio pinaka kai deixnei ton ari8mo twn epimerous pinakwn pou 8a periexei (3)

    Console.WriteLine("length of table[0] is " + table[0].Length);   //Edw einai to mhkos tou 1ou epimerous monodiastatou pinaka pou emperiexetai ston table

    Console.WriteLine("length of table[1] is " + table[1].Length);   //Edw einai to mhkos tou 2ou epimerous monodiastatou pinaka pou emperiexetai ston table

    Console.WriteLine("length of table[2] is " + table[2].Length);   //Edw einai to mhkos tou 3ou epimerous monodiastatou pinaka pou emperiexetai ston table

    Console.WriteLine();  

    // Use length to initialize list.  

    for(int i=0; i < list.Length; i++)   //Edw h idiothta pinaka <.Length> xrhsimopoieitai gia ton ka8orismo tou eurous - ari8mou ths epanalhpshs

      list[i] = i * i;   

    Console.Write("Here is list: ");  

    // now use length to display list   

    for(int i=0; i < list.Length; i++)   //Edw h idiothta pinaka <.Length> xrhsimopoieitai gia ton ka8orismo tou eurous - ari8mou ths epanalhpshs

      Console.Write(list[i] + " ");

    Console.WriteLine();  

  }   

}

​