How To Create Horizonatal Radio Group Using Flutter App

import 'package:flutter/material.dart';

void main(){
  runApp(MyApp());
}

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      debugShowCheckedModeBanner: false,
      home: MyHomePage(),
    );
  }
}

class MyHomePage extends StatefulWidget {
  @override
  MyHomePageState createState() {
    return new MyHomePageState();
  }
}

class MyHomePageState extends State<MyHomePage> {
  int _currValue = 1;

  List<int> _group = [1, 2, 3, 4, 5, 6];

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        backgroundColor: Colors.amberAccent,
        title: Text("Horizontal Radio Group"),
      ),
      body: Column(
        children: [
          Padding(
            padding: const EdgeInsets.all(8.0),
            child: Container(
              child: Text('Horizonatal Radio Group',style: TextStyle(fontSize: 18),),
            ),
          ),
          Center(
            child: Row(
                mainAxisAlignment: MainAxisAlignment.spaceEvenly,
                mainAxisSize: MainAxisSize.max,
                children: _group
                    .map((item) => Radio(
                  activeColor: Colors.amberAccent,
                  groupValue: _currValue,
                  onChanged: (int i) => setState(() => _currValue = i),
                  value: item,
                ))
                    .toList()),
          ),
        ],
      ),
    );
  }
}