Flutter 循环 Json 阵列
最编程
2024-04-29 13:31:01
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import 'package:flutter/material.dart'; //快捷方式:fim
void main() {
runApp(MyApp());
}
//自定义组件
class MyApp extends StatelessWidget {
@override
Widget build(BuildContext context) {
// TODO: implement build
return MaterialApp(
home: Scaffold(
appBar: AppBar(
title: Text('首页'),
),
body: HomeContent(),
),
theme: ThemeData(primarySwatch: Colors.blueGrey),
);
}
}
// 自定义Json数据
List listData = [
{
"title": "模拟Json数据1",
"author": "Dart",
"imageUrl": "http://sucai.suoluomei.cn/sucai_zs/images/20200226173153-2.jpg"
},
{
"title": "模拟Json数据2",
"author": "Dart",
"imageUrl": "http://sucai.suoluomei.cn/sucai_zs/images/20200226173153-2.jpg"
},
{
"title": "模拟Json数据3",
"author": "Dart",
"imageUrl": "http://sucai.suoluomei.cn/sucai_zs/images/20200226173153-2.jpg"
}
];
class HomeContent extends StatelessWidget {
//自定义方法
List<Widget> getData() {
var tempList = listData.map((value) {
return ListTile(
leading: Image.network(value["imageUrl"]),
title: Text(value["title"]),
subtitle: Text(value["author"]),
);
});
return tempList.toList();
}
@override
Widget build(BuildContext context) {
// TODO: implement build
return ListView(
children: this.getData(),
);
}
}