APP强制退出

 1 - (void)exitApplication {
 2     
 3     AppDelegate *app = [UIApplication sharedApplication].delegate;
 4     UIWindow *window = app.window;
 5     window.backgroundColor = [UIColor redColor];
 6 
 7     
 8     [UIView animateWithDuration:1.0f animations:^{
 9         window.alpha = 0;
10         window.frame = CGRectMake(0, window.bounds.size.width, 0, 0);
11     } completion:^(BOOL finished) {
12         exit(0);
13     }];
14     
15 }

1       [self performSelector:@selector(sayByeBye)];
2      
3 
4 -(void)sayByeBye{
5     abort();
6 }