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An Introductory Guide To Building Cross Platform Mobile Applications With Flutter

Yasunari Kawabata

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Published in Flutter For Beginners: An Introductory Guide To Building Cross Platform Mobile Applications With Flutter 2 5 And Dart 2nd Edition

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Are you looking to build cross platform mobile applications? Look no further than Flutter! In this guide, we will provide you with the necessary steps to get started with Flutter development.

Flutter for Beginners: An introductory guide to building cross-platform mobile applications with Flutter 2.5 and Dart, 2nd Edition

by Thomas Bailey

4.5 out of 5

Language	:	English
File size	:	12369 KB
Text-to-Speech	:	Enabled
Screen Reader	:	Supported
Enhanced typesetting	:	Enabled
Print length	:	370 pages

What is Flutter?

Flutter is an open-source mobile application development framework created by Google. It allows you to build native-like applications for both iOS and Android using a single codebase. Flutter is based on the Dart programming language and the Skia graphics engine.

Why use Flutter?

There are many benefits to using Flutter for mobile application development. Some of the key benefits include:

Cross-platform development: Flutter allows you to build applications for both iOS and Android using a single codebase. This can save you a lot of time and effort compared to developing separate applications for each platform.
Fast development: Flutter uses a hot reload feature that allows you to see changes to your code immediately. This can make development much faster and more efficient.
Native-like performance: Flutter applications are compiled to native code, which means they perform as well as native applications developed in Objective-C or Java.
Beautiful UI: Flutter comes with a rich set of widgets that you can use to create beautiful and engaging user interfaces.

Getting started with Flutter

To get started with Flutter, you will need the following:

A computer with a supported operating system (Windows, macOS, or Linux)
The Flutter SDK
A text editor or IDE

Installing the Flutter SDK

To install the Flutter SDK, visit the Flutter website and follow the instructions for your operating system.

Setting up your development environment

Once you have the Flutter SDK installed, you need to set up your development environment. This involves creating a new Flutter project and opening it in a text editor or IDE.

Creating a new Flutter project

To create a new Flutter project, open a terminal window and run the following command:

flutter create my_app

This will create a new Flutter project in the my_app directory.

Opening the project in a text editor or IDE

Once you have created a new Flutter project, you need to open it in a text editor or IDE. For this guide, we will be using Visual Studio Code.

To open the project in Visual Studio Code, run the following command in the project directory:

code .

This will open the project in Visual Studio Code.

Writing your first Flutter application

Now that you have your development environment set up, you can start writing your first Flutter application. Let's create a simple "Hello World" application.

Open the main.dart file in your project directory. This file contains the main function of your application.

Replace the existing code with the following:

import 'package:flutter/material.dart'; void main(){runApp(MyApp()); }class MyApp extends StatelessWidget { @override Widget build(BuildContext context){return MaterialApp( home: Scaffold( body: Center( child: Text('Hello World!'),),),); }}

This code creates a simple Flutter application that displays a "Hello World!" message in the center of the screen.

Running your application

To run your application, press F5 in Visual Studio Code. This will build and run your application on the connected device or emulator.

In this guide, we have provided you with the necessary steps to get started with Flutter development. We have covered the basics of Flutter, including its benefits, getting started, and writing your first application.

Flutter is a powerful and versatile mobile application development framework that can help you create beautiful and engaging applications for both iOS and Android. We encourage you to experiment with Flutter and explore its full potential.

Flutter for Beginners: An introductory guide to building cross-platform mobile applications with Flutter 2.5 and Dart, 2nd Edition

by Thomas Bailey

4.5 out of 5