Mega Code Archive

 

Categories / C# / Class Interface

 

Static class variable

/* Learning C#  by Jesse Liberty Publisher: O'Reilly  ISBN: 0596003765 */  using System;  namespace Test_Console_App_3  {      // declare a Cat class      // stripped down      class Cat      {          // a private static member to keep          // track of how many Cat objects have          // been created          private static int instances = 0;          private int weight;          private String name;          // cat constructor          // increments the count of Cats          public Cat(String name, int weight)          {              instances++;              this.name = name;              this.weight = weight;          }          // Static method to retrieve          // the current number of Cats          public static void HowManyCats()          {              Console.WriteLine("{0} cats adopted",                  instances);          }          public void TellWeight()          {              Console.WriteLine("{0} is {1} pounds",                  name, weight);          }      }     public class StaticInClassTester     {        public void Run()        {            Cat.HowManyCats();            Cat frisky = new Cat("Frisky", 5);            frisky.TellWeight();            Cat.HowManyCats();            Cat whiskers = new Cat("Whisky", 7);            whiskers.TellWeight();            Cat.HowManyCats();        }        static void Main()        {           StaticInClassTester t = new StaticInClassTester();           t.Run();        }     }  }