Flutter-单选和多选

本文主要是介绍Flutter-单选和多选，希望对大家解决编程问题提供一定的参考价值，需要的开发者们随着小编来一起学习吧！

import 'package:flutter/material.dart';//单选和多选
void main() => runApp(MaterialApp(home: _home(),));class _home extends StatefulWidget {@overrideState<StatefulWidget> createState() {// TODO: implement createStatereturn new _homeState();}
}class _homeState extends State<_home> {bool _switchSelected = true; //单选状态bool _checkBoxSelected = true; //复选状态@overrideWidget build(BuildContext context) {// TODO: implement buildreturn new Scaffold(appBar: new AppBar(title: Text('title'),centerTitle: true,),body: new Column(children: <Widget>[Switch(value: _switchSelected,activeColor: Colors.red,onChanged: (value) {setState(() {_switchSelected = value;});},),Checkbox(value: _checkBoxSelected,activeColor: Colors.green,onChanged: (value) {setState(() {_checkBoxSelected = value;});},)],),);}
}

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