Local Notification

UIApplication *app = [UIApplication sharedApplication];
   
    NSArray *scheduled = [app scheduledLocalNotifications];
    if (scheduled.count)
    {
        [app cancelAllLocalNotifications];
    }
   
    UILocalNotification *alarm = [[UILocalNotification alloc] init];
    if (alarm)
    {
        alarm.fireDate = [NSDate dateWithTimeIntervalSinceNow:5.0f];
        alarm.timeZone = [NSTimeZone defaultTimeZone];
        alarm.repeatInterval = 0;
        alarm.alertBody = @"Five Seconds Have Passed";
        [app scheduleLocalNotification:alarm];      
       
    }