Book Image

Front-End Development Projects with Vue.js

By : Raymond Camden, Hugo Di Francesco, Clifford Gurney, Philip Kirkbride, Maya Shavin
Book Image

Front-End Development Projects with Vue.js

By: Raymond Camden, Hugo Di Francesco, Clifford Gurney, Philip Kirkbride, Maya Shavin

Overview of this book

Are you looking to use Vue 2 for web applications, but don't know where to begin? Front-End Development Projects with Vue.js will help build your development toolkit and get ready to tackle real-world web projects. You'll get to grips with the core concepts of this JavaScript framework with practical examples and activities. Through the use-cases in this book, you'll discover how to handle data in Vue components, define communication interfaces between components, and handle static and dynamic routing to control application flow. You'll get to grips with Vue CLI and Vue DevTools, and learn how to handle transition and animation effects to create an engaging user experience. In chapters on testing and deploying to the web, you'll gain the skills to start working like an experienced Vue developer and build professional apps that can be used by other people. You'll work on realistic projects that are presented as bitesize exercises and activities, allowing you to challenge yourself in an enjoyable and attainable way. These mini projects include a chat interface, a shopping cart and price calculator, a to-do app, and a profile card generator for storing contact details. By the end of this book, you'll have the confidence to handle any web development project and tackle real-world front-end development problems.
Table of Contents (16 chapters)
Preface

Simplifying with mapState and mapGetters

As one of the last features we'll cover with Vuex, let's look at mapState and mapGetters. These are handy utilities that help map state values and getters into your component's computed property. As a practical matter, it makes your HTML templates simpler. So instead of {{ $store.state.firstName }}, you can simply use {{ firstName }}. Instead of using {{ $store.getters.name }}, you can just use {{ name }}.

Both mapState and mapGetters can either take an array of values to map or an object where each key represents the name you wish to use in your component and the value is the state value or getter in the Vuex store. They are both used with your Vue application's computed block.

In this first example, two state values and three getters are mapped by their name alone:

mapState(["age", "rank", "serialNumber"]);
mapGetters(["name", "fiction", "nonfiction&quot...