public static void Main (string[] args)
{
Console.WriteLine ("** GC Basic **");
//return reference
Car refToMyCar = new Car ("Zippy", 50);
Console.WriteLine (refToMyCar.ToString ());
Console.ReadLine ();
Console.WriteLine ("** Fun with System.GC **");
Console.WriteLine ("Estimated bytes on heap : {0}", GC.GetTotalMemory (false));
Console.WriteLine ("This OS has {0} object generations.\n", (GC.MaxGeneration + 1));
//Car refToMyCar = new Car("Zippy", 100);
Console.WriteLine (refToMyCar.ToString ());
Console.WriteLine ("\nGeneration of refToMyCar is {0}", GC.GetGeneration (refToMyCar));
object[] tonsOfObject = new object[50000];
for (int i = 0; i < 5000; i++)
tonsOfObject [i] = new object ();
Console.WriteLine ("Generation of refToMyCar is : {0}", GC.GetGeneration (refToMyCar));
//if tonsOfObject is still alive
if (tonsOfObject [9000] != null) {
Console.WriteLine("Generation of tonsOfObjects[9000] is : {0}",
GC.GetGeneration(tonsOfObject[9000]));
}
else
Console.WriteLine("tonsOfObject is no longer alive.");
//how many times generation has been swept
Console.WriteLine("\nGen 0 has been swept {0} times", GC.GetGeneration(0));
Console.WriteLine("\nGen 1 has been swept {0} times", GC.GetGeneration(1));
Console.WriteLine("\nGen 2 has been swept {0} times", GC.GetGeneration(2));
Console.ReadLine();
GC.Collect();
GC.WaitForPendingFinalizers();
Console.WriteLine(refToMyCar.ToString());
Console.WriteLine("Generation of refToMyCar is {0}", GC.GetGeneration(refToMyCar));
Console.ReadLine();
}
static void MakeACar ()
{
Car myCar = new Car();
myCar = null;
}
