Map data = JSON.decode(responseBody); // 假设返回体结构类似：['foo', { 'bar': 499 }] int...
//get请求无参数 void getRequestFunction1() async { ///创建Dio对象 Dio dio = new Dio(); ///请求地址 获取用户列表 String url = "http://192.168.0.102:8080/getUserList"; ///发起get请求 Response response = await dio.get(url); ///响应数据 var data = response.data; setState(() { r...
String dataURL="https://jsonplaceholder.typicode.com/posts"; http.Response response= await http.get(dataURL); setState(() { widgets=json.decode(response.body); }); } } json的内容就出来了。你可以切换json数据源显示 例如上面的换个数据源 import'dart:convert'; import'package:flutter/material.da...
import 'package:flutter/material.dart'; import 'package:get/get.dart'; import 'api_service.dart'; class MyPage extends StatelessWidget { final ApiService apiService = ApiService(); @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar( title: Text('JSON Data'), ),...
personData.fromJson(jsonRes) { comment_count= jsonRes['comment_count']; curation_rewards= jsonRes['curation_rewards']; pending_claimed_accounts= jsonRes['pending_claimed_accounts']; post_bandwidth= jsonRes['post_bandwidth']; post_count= jsonRes['post_count']; ...
"url": "http://ww1.sinaimg.cn/large/0065oQSqly1fsysqszneoj30hi0pvqb7.jpg", "used": true, "who": "lijinshanmx" } ] } 第一步: 建立JSON所对应得model类,解析过程在FLModel.formJson()中处理,对应key即可解析,这里注意类型必须对应,否则解析失败,比如返回String类型,你声明时却是int,这里不会...
import 'dart:convert' show json; import 'package:http/http.dart' as http; class personData_list { List<personData> list; personData_list.fromParams({this.list}); factory personData_list(jsonStr) => jsonStr == null ? null : jsonStr is String ...
然后,在fetchUser方法中,我们使用http库发送了一个GET请求,获取了包含用户信息的JSON响应。接着,我们使用jsonDecode方法将JSON字符串解析为Dart对象,并通过User.fromJson工厂方法创建了一个User对象。最后,我们在Flutter应用程序的界面中展示了解析后的用户信息。
Stringurl="http://192.168.0.102:8080/getUserList"; ///发起get请求 Responseresponse=awaitdio.get(url); ///响应数据 vardata=response.data; setState(() { result=data.toString(); }); } 1. 2. 3. 4. 5. 6. 7. 8. 9. 10.
errorMsg; return data; } } class BannerBean { String desc; int id; String imagePath; int isVisible; int order; String title; int type; String url; BannerBean( {this.desc, this.id, this.imagePath, this.isVisible, this.order, this.title, this.type, this.url}); BannerBean.fromJson...