第三方库AF之Post

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 // post请求

    // 实例化请求队列管理者

    AFHTTPRequestOperationManager * manager = AFHTTPRequestOperationManager manager;

    // 设置解析类型,即关闭自带的解析类型

    // xml数据类型

    manager.responseSerializer = AFHTTPResponseSerializer serializer;

    // 设置请求体 字典类型

    // page=1&number=10

    NSDictionary * dic = @{@"username":_nameText.text, @"password":_passWordText.text};

    NSString * str = NSString stringWithFormat:@"username=%@&password=%@",_nameText.text, _passWordText.text;

    // 请求数据

    //  第二个参数的数据类型必须为字典

    [manager POST:URL parameters:dic success:^(AFHTTPRequestOperation *operation, id responseObject) {

        // 数据解析

        NSDictionary * dataDic = NSJSONSerialization JSONObjectWithData:responseObject options:NSJSONReadingMutableContainers error:nil;

        NSLog(@"%@", dataDic objectForKey:@"message");

        NSString * message = dataDic objectForKey:@"message";

        alert = [UIAlertView alloc initWithTitle:@"提示" message:message delegate:self cancelButtonTitle:@"好的" otherButtonTitles:nil, nil];

        alert show;

    } failure:^(AFHTTPRequestOperation *operation, NSError *error) {

        NSLog(@"%@", error);

    }];