How to Close Flutter application Programmatically?

SystemChannels.platform.invokeMethod('SystemNavigator.pop');

import 'package:flutter/material.dart';
import 'package:flutter/services.dart';

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

class MyApp extends StatelessWidget {
  // This widget is the root of your application.

  GlobalKey _scaffold_key=new GlobalKey();
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Demo',
      theme: ThemeData(

        primarySwatch: Colors.blue,

        visualDensity: VisualDensity.adaptivePlatformDensity,
      ),
      home: Scaffold(
        appBar: AppBar(
          title: Text("First Screen"),
        ),
        key: _scaffold_key,
        body: Container(
          child: Center(
            child: RaisedButton(onPressed: (){
             Navigator.push(_scaffold_key.currentContext, MaterialPageRoute(builder: (con){
               return Scaffold(
                 appBar: AppBar(
                   title: Text("Second Screen"),
                 ),
                 body: Container(
                   child: Center(
                     child: RaisedButton(onPressed: (){
                       SystemChannels.platform.invokeMethod('SystemNavigator.pop');
                     },child: Text("Close App"),),
                   ),
                 ),
               );
             }));
            },child: Text("Second Screen"),),
          ),
        ),
      ),
    );
  }
}

How to make shadow for Container widget Flutter?  

How do i make TextButton full width in flutter?

How to set the TextFormField/TextField border color

How to fix Flutter Bottom OverFlowed error  A RenderFlex overflowed by XX pixels on the bott

Vertical Divider is Not Showing in my Flutter Application

Cannot run with sound null safety because dependencies don't support null safety, I have receive

Error : MediaQuery.of() called with a context that does not contain a MediaQuery No MediaQuery ances

How to place a listview inside a SingleChildScrollView but prevent them from scrolling separately?

How does Flutter load images?

How do I open a web browser (URL) from my Flutter code?  

What corresponds to Intent in Flutter?

How to remove debug banner in flutter?

How to make a widget Center vertically inside a SingleChildScrollView

Navigator operation requested with a context that does not include a Navigator.

Can  we use Container color and decoration properties at once?

How to change the application launcher icon on Flutter?

How to Close Flutter application Programmatically?

How can i get document id in Flutter Firestore?

How can i use hexadecimal color code in Flutter?

How to handle the code after showDialog is dismissed in Flutter?

 How to create Gradient background for AppBar in Flutter

How to find the Screen orientation in flutter

How to display snackbar infinite duration in a flutter application

How to remove Yellow lines under Text Widgets in Flutter?

How to deactivate back button in flutter?

How do I supply/set an initial value to a text field in Flutter ?

Flutter Questions and Answers

How to check the given value is a number or not in dart?

How do we save the data in browser's cookies using the Flutter web?

How do i make circular icon Inside Button ?

OS Error: A required privilege is not held by the client errno = 1314

How to navigate to  new screen without back screen

How to convert a String value to double in flutter?

How to handle Scaffold.of() called with a context that does not contain a Scaffold exception?

How to change package name in flutter?

How do i make CachedNetwork image as rounded circle in flutter?

How to create Toast in Flutter?

How to copy text from Text Widget flutter?  

How do i change the OutlineInputBorder color?

How to fix Flutter: error:MissingPluginException(No implementation found for method)