UIViewController's dealloc execution did not feel ah?

- (Void) dealloc
{
NSLog (@ "sssss");
[Super dealloc];
}
When you press the Home button to close the program did not print out the sentence to ah. iphone exit the program is what the concept ah, is not really quit.
Reply:
Program to clean up, it is possible to not execute, you can monitor the program exits the news, appwillterminate do you want to do
Reply:


Upstairs positive solution



Reply:
Drifting away. . . . . Learn
Reply:
Hello,
If it is ios4, support background, then press the home button, the program does not end, but was suspended in the background, or is frozen, the program does not run inside.
So, you said that the destructor is not executed.
Reply:
Agree upstairs said, the program just hangs, like someone hit you over the phone, your application is currently pending in the run to the back, not the end, of course, resources are not released, you can click on your application, you You can switch to the previous state! you did not perform that function, so do not print information!