Hi Dev, Today, I will learn you how to create radio button in flutter. You can easily create radio button in flutter.First i will import package:flutter/material.dart , after I will make radio button using Container in Radio in flutter. Here, I will give you full example for simply display radio button using flutter as bellow. Example- Complete flutter radio button source code for main.dart file In this step, You will open main.dart and Create a Container widget then put the radio button widget inside it. import 'package:flutter/material.dart'; void main() { runApp(MyApp()); } class MyApp extends StatelessWidget { @override Widget build(BuildContext context) { return MaterialApp( title: 'Itwebtuts', theme: ThemeData( primarySwatch: Colors.red, visualDensity: VisualDensity.adaptivePlatformDensity, ), home: MyHomePage(title: 'Welcome to Itwebtuts'), ); } } class MyHomePage extends StatefulWidget { @over