错误lauchoptions未宣布IOS4？

Question

application.applicationIconBadgeNumber = 0;

// Handle launching from a notification
UILocalNotification *localNotif =[launchOptions objectForKey:UIApplicationLaunchOptionsLocalNotificationKey];

if (localNotif) {
    NSLog(@"Recieved Notification %@",localNotif);
}

return YES;

我正在 lauchoptions 未宣布我的os veriosn是4和xcode i 3.2.3

Answer 1

那么，你从哪里得到变量“launchOptions”？据推测，你正在使用

- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions

你重命名了这个论点吗？也许您需要展示更多代码......