|
using System;
class A
{
~A() {
Console.WriteLine("Destruct instance of A");
}
public void F() {
Console.WriteLine("A.F");
Test.RefA = this;
}
}
class B
{
public A Ref;
~B() {
Console.WriteLine("Destruct instance of B");
Ref.F();
}
}
class Test
{
public static A RefA;
public static B RefB;
static void Main() {
RefB = new B();
RefA = new A();
RefB.Ref = RefA;
RefB = null;
RefA = null;
// A and B now eligible for destruction
GC.Collect();
GC.WaitForPendingFinalizers();
// B now eligible for collection, but A is not
if (RefA != null)
Console.WriteLine("RefA is not null");
}
}
|
By viewing downloads associated with this article you agree to the Terms of Service and the article's licence.
If a file you wish to view isn't highlighted, and is a text file (not binary), please
let us know and we'll add colourisation support for it.
This member has not yet provided a Biography. Assume it's interesting and varied, and probably something to do with programming.