[Swift通天遁地]四、网络和线程(4)使用Alamofire实现网络请求

1 source &＃39;https://github.com/CocoaPods/Specs.git&＃39;
2 platform :ios, &＃39;12.0&＃39;
3 use_frameworks!
4
5 target ‘DemoApp’ do
6 pod &＃39;Alamofire&＃39;, &＃39;~> 4.0&＃39;
7 end

1 import UIKit
2 //在当前的类文件中&＃xff0c;引入已经安装的第三方类库
3 import Alamofire
4
5 class ViewController: UIViewController {
6
7 override func viewDidLoad() {
8 super.viewDidLoad()
9 // Do any additional setup after loading the view, typically from a nib.
10
11 //调用网络操作库的网络请求方法&＃xff0c;并处理从服务器返回的JSON信息
12 Alamofire.request("https://httpbin.org/get").responseJSON { response in
13
14 //在控制台输出&＃xff1a;返回的网络请求对象
15 print("response.request:\(response.request)")
16 //在控制台输出&＃xff1a;网络返回对象
17 print("response.response:\(response.response)")
18 //在控制台输出&＃xff1a;由服务器返回的数据
19 print("response.data:\(response.data)")
20 //在控制台输出&＃xff1a;返回对象序列化后的结果
21 print("response.result:\(response.result)")
22
23 //输出结果的值
24 if let JSON &＃61; response.result.value
25 {
26 print("JSON: \(JSON)")
27 }
28 }
29 }
30
31 override func didReceiveMemoryWarning() {
32 super.didReceiveMemoryWarning()
33 // Dispose of any resources that can be recreated.
34 }
35 }