Reachability—Master

支持同步和异步的网络监听 self.blockLabel.text = @"Not Fired Yet"; self.notificationLabel.text = @"Not Fired Yet"; self.localWifiblockLabel.text = @"Not Fired Yet"; self.localWifinotificationLabel.text = @"Not Fired Yet"; self.internetConnectionblockLabel.text = @"Not Fired Yet"; self.internetConnectionnotificationLabel.text = @"Not Fired Yet"; [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(reachabilityChanged:) name:kReachabilityChangedNotification object:nil]; __weak __block typeof(self) weakself = self;