macOS http

macOS needs you to request a specific entitlement in order to access the network. To do that open macos/Runner/DebugProfile.entitlements and add the following key-value pair.

<key>com.apple.security.network.client</key>
<true/>

ios plist

<key>NSAppTransportSecurity</key>
	<dict>
		<key>NSAllowsArbitraryLoads</key>
		<true/>
	</dict>

import 'package:http/http.dart' as http;
import 'dart:convert';


Center(
                // ignore: deprecated_member_use
                child: RaisedButton(
                  child: Text('test'),
                  onPressed: () async {
                    String url = 'https://apis.juhe.cn/simpleWeather/query';
                    var res = await http.get(Uri.parse(url));
                    String body = res.body;
                    var json = jsonDecode(body);
                    print(json);
                  },
                ),
              )