Book Image

Frontend Development Projects with Vue.js 3 - Second Edition

By : Maya Shavin, Raymond Camden, Clifford Gurney, Hugo Di Francesco
5 (2)
Book Image

Frontend Development Projects with Vue.js 3 - Second Edition

5 (2)
By: Maya Shavin, Raymond Camden, Clifford Gurney, Hugo Di Francesco

Overview of this book

Are you looking to use Vue.js 3 for building web apps but don't know where to begin? Frontend Development Projects with Vue.js 3 will help you get to grips with the core concepts of this JavaScript framework using practical examples that simulate real-world web projects. With this updated edition, you’ll experience all aspects of the new and improved Vue.js 3 as you work on mini projects such as a chat interface, a shopping cart, a price calculator, a to-do app, and a profile card generator for storing contact details. These realistic projects are presented as bite-size exercises that you can enjoy even as you challenge yourself. Throughout the book, you'll discover how to manage data in Vue components, define communication interfaces between components, and handle static and dynamic routing to control application flow. You'll also work with Vite and Vue DevTools and learn how to handle transition and animation effects for an engaging user experience. Finally, you’ll see how to test your app and deploy it to the web. By the end of this Vue.js book, you'll have the skills that enable you to work like an experienced Vue developer to build professional apps that can be used by others and have the confidence to tackle real-world frontend web development problems.
Table of Contents (20 chapters)
1
Part 1: Introduction and Crash Course
5
Part 2: Building Your First Vue App
11
Part 3: Global State Management
14
Part 4: Testing and Application Deployment

Understanding composable lifecycle functions

In Chapter 1, Starting Your First Vue Project, we learned about the component’s lifecycle and its available hooks in Vue’s Options API. In the Composition API, these lifecycle hooks are now available as standalone functions and need to be imported from the vue package before use.

Generally, the lifecycle functions in the Composition API are similar to the ones from the Options API, with a prefix of on. For example, beforeMount() in the Options API is onBeforeMount() in the Composition API, and so on.

The following is the list of available lifecycle functions from the Composition API, ready to use within the setup() method or <script setup>:

  • onBeforeMount(): Before the first render of the component
  • onMounted(): After rendering and mounting the component to the DOM
  • onBeforeUpdate(): After starting the component’s update process, but before the actual rendering of the updated component
  • onUpdated...