import 'package:flutter/material.dart';

​

class MyScreen extends StatelessWidget {

  @override

  Widget build(BuildContext context) {

    return Scaffold(

      appBar: AppBar(

        title: Text("My Screen"),

      ),

      body: Center(

        child: RaisedButton(

          child: Text("Go back"),

          onPressed: () {

            Navigator.pop(context); // Navigates back to the previous screen

          },

        ),

      ),

    );

  }

}