检测网络状态代码

版权声明：本文为博主原创文章，未经博主允许不得转载。 https://cloud.tencent.com/developer/article/1338176

    AFHTTPRequestOperationManager * net = AFHTTPRequestOperationManager manager;

    // 检测网络状态

    [net.reachabilityManager setReachabilityStatusChangeBlock:^(AFNetworkReachabilityStatus status) {

        if (status == AFNetworkReachabilityStatusReachableViaWiFi) {

            UIAlertView * alert = [UIAlertView alloc initWithTitle:@"提示" message:@"您当前使用的网络是wifi" delegate:self cancelButtonTitle:@"我懂!!!" otherButtonTitles:nil, nil];

            alert show;

            NSLog(@"WIFI");

        }

        else if (status == AFNetworkReachabilityStatusReachableViaWWAN)

        {

            NSLog(@"2G/3G/4G");

        }

        else

        {

            NSLog(@"未知");

        }

    }];

    // 开始检测

    net.reachabilityManager startMonitoring;