C#泛型

using System;
using System.Collections.Generic;

namespace GenericApplication {

   public class MyGenericArray<T> {
      private T[] array;

      public MyGenericArray(int size) {
         array = new T[size + 1];
      }

      public T getItem(int index) {
         return array[index];
      }

      public void setItem(int index, T value) {
         array[index] = value;
      }
   }

   class Tester {
      static void Main(string[] args) {

         //declaring an int array
         MyGenericArray<int> intArray = new MyGenericArray<int>(5);

         //setting values
         for (int c = 0; c < 5; c++) {
            intArray.setItem(c, c*5);
         }

         //retrieving the values
         for (int c = 0; c < 5; c++) {
            Console.Write(intArray.getItem(c) + " ");
         }

         Console.WriteLine();

         //declaring a character array
         MyGenericArray<char> charArray = new MyGenericArray<char>(5);

         //setting values
         for (int c = 0; c < 5; c++) {
            charArray.setItem(c, (char)(c+97));
         }

         //retrieving the values
         for (int c = 0; c< 5; c++) {
            Console.Write(charArray.getItem(c) + " ");
         }
         Console.WriteLine();

         Console.ReadKey();
      }
   }
}