苹果原生POST登录

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/1338104

// 1. url

NSString *urlString = @"http://127.0.0.1/login.php";

NSURL *url = NSURL URLWithString:urlString;

// 2. 可变的请求

NSMutableURLRequest *request = NSMutableURLRequest requestWithURL:url cachePolicy:1 timeoutInterval:2.0f;

// 2.1 指定http的访问方法，服务器短才知道如何访问

    request.HTTPMethod = @"POST";

// 2.2 指定数据体，数据体的内容可以从firebug里面直接拷贝

// username=zhangsan&password=zhang

NSString *username = @"张三";

NSString *pwd = @"zhang";

NSString *bobyStr = NSString stringWithFormat:@"username=%@&password=%@", username, pwd;

// 2.2.1 跟服务器的交互，全部传递的二进制

    request.HTTPBody = bobyStr dataUsingEncoding:NSUTF8StringEncoding;

// 3. 连接

    [NSURLConnection sendAsynchronousRequest:request queue:NSOperationQueue mainQueue completionHandler:^(NSURLResponse *response, NSData *data, NSError *connectionError) {

// 反序列化

id result = NSJSONSerialization JSONObjectWithData:data options:0 error:NULL;

NSLog(@"%@", result);

    }];