iOS 通知带参数

1、带参数

//注册通知//方法实现

    [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(updatCardInfo:) name:updateCardInfoNotification object:nil];

//方法实现

-(void) updatCardInfo :(NSNotification*) notification

{

    接收参数 = [notification object]; //通过这个获取到传递的对象 

}

//发送通知

   [[NSNotificationCenter defaultCenter] postNotificationName:updateCardInfoNotification object:参数];

2、不带参数

//注册通知

    [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(deviceDamage) name:VDBlueToothDamageNotification object:nil];

//方法实现

-(void)deviceDamage

{

}

//发送通知

   

 [[NSNotificationCenter defaultCenter] postNotificationName:VDBlueToothDamageNotification object:nil];