ex-09-06

Programming Csharp Source Code(代码) Programming Csharp Source Code

// Example 09-06: Working with a jagged array

namespace Programming_CSharp
{
   using System;
  
   public class Tester
   {
      static void Main()
      {
         const int rows = 4;

         // declare the jagged array as 4 rows high
         int[][] jaggedArray = new int[rows][];

         // the first row has 5 elements
         jaggedArray[0] = new int[5];  

         // a row with 2 elements
         jaggedArray[1] = new int[2]; 

         // a row with 3 elements
         jaggedArray[2] = new int[3];              

         // the last row has 5 elements
         jaggedArray[3] = new int[5];  

         // Fill some (but not all) elements of the rows           
         jaggedArray[0][3] = 15;
         jaggedArray[1][1] = 12;
         jaggedArray[2][1] = 9;
         jaggedArray[2][2] = 99;
         jaggedArray[3][0] = 10;
         jaggedArray[3][1] = 11;
         jaggedArray[3][2] = 12;
         jaggedArray[3][3] = 13;
         jaggedArray[3][4] = 14;

         for (int i = 0;i < 5; i++)
         {
            Console.WriteLine("jaggedArray[0][{0}] = {1}",
               i,jaggedArray[0][i]);
         }
            
         for (int i = 0;i < 2; i++)
         {
            Console.WriteLine("jaggedArray[1][{0}] = {1}",
               i,jaggedArray[1][i]);
         }

         for (int i = 0;i < 3; i++)
         {
            Console.WriteLine("jaggedArray[2][{0}] = {1}",
               i,jaggedArray[2][i]);
         }
         for (int i = 0;i < 5; i++)
         {
            Console.WriteLine("jaggedArray[3][{0}] = {1}",
               i,jaggedArray[3][i]);
         }
      }
   }
}