Csharp/C Sharp by API/System/IDisposable

implements IDisposable

<source lang="csharp"> using System; public class MyClass : IDisposable {

   private string name;
   public MyClass(string name) { this.name = name; }
   override public string ToString() { return name; }
  
   ~MyClass() 
   { 
       Dispose();
       Console.WriteLine("~MyClass(): " +name); 
   }
  
   public void Dispose()
   {
       Console.WriteLine("Dispose(): " +name);
       GC.SuppressFinalize(this);
   }

}

public class DisposableApp {

   public static void Main(string[] args)
   {
       Console.WriteLine("start of Main, heap used: {0}", GC.GetTotalMemory(true));
       DoSomething();
       Console.WriteLine("end of Main, heap used: {0}", GC.GetTotalMemory(true));
   }
  
   public static void DoSomething()
   {
       MyClass[] ta = new MyClass[3];
  
       for (int i = 0; i < 3; i++)
       {
           ta[i] = new MyClass(String.Format("object #" +i));
           Console.WriteLine("Allocated {0} objects, heap used: {1}", i+1, GC.GetTotalMemory(true));
       }
  
       for (int i = 0; i < 3; i++)
       {
           ta[i].Dispose();
           ta[i] = null;
           GC.Collect();
           GC.WaitForPendingFinalizers();
           Console.WriteLine("Disposed {0} objects, heap used: {1}",i+1, GC.GetTotalMemory(true));
       }
   }

}

 </source>