How to get the TextField Input value in Flutter

In this Google flutter code example we are going to learn how to get the text field input value in flutter.

The code is based on flutter version 1.0.0

Main.dart (App entry point)

import 'package:flutter/material.dart';
import 'week3/get_textfield_value_task-17.dart';

void main() => runApp(MyApp());

class MyApp extends StatelessWidget {
  // This widget is the root of your application.
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Demo',
      debugShowCheckedModeBanner: false,
      theme: ThemeData(
        // This is the theme of your application.
        // Try running your application with "flutter run". You'll see the
        // application has a blue toolbar. Then, without quitting the app, try
        // changing the primarySwatch below to and then invoke
        // "hot reload" (press "r" in the console where you ran "flutter run",
        // or simply save your changes to "hot reload" in a Flutter IDE).
        // Notice that the counter didn't reset back to zero; the application
        // is not restarted.
      //home: MyHomePage(title: 'Flutter Demo Home Page'),
      home: TextFieldValue(),
import 'package:flutter/material.dart';

class TextFieldValue extends StatefulWidget {
  TextFieldValueState createState() {
    return new TextFieldValueState();

class TextFieldValueState extends State<TextFieldValue> {
  TextEditingController _textFieldController = TextEditingController();
  String _displayValue = "";

  _onSubmitted(String value) {
    setState(() => _displayValue = value);

  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text('Get Textfield value Example'),
      body: Center(
        child: Column(
          children: <Widget>[
            Text("TextField Value: " + _displayValue,
                style: TextStyle(fontSize: 16.0)),
            SizedBox(height: 20.0),
              //Add padding around textfield
              padding: EdgeInsets.symmetric(horizontal: 25.0),
              child: TextField(
                controller: _textFieldController,
                onSubmitted: _onSubmitted,

flutter get text field value

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