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

Vue.js refs

In Vue.js, refs are references to DOM elements or other components. This occurs programmatically.

A large use case for refs is direct DOM manipulation and integration with DOM-based libraries (that usually take a DOM node they should mount to).

Refs are defined using ref="name" on a native element or child component in the template. In the following instance, the input will be stored in a theInput ref:

<template>
  <div id="app">
    <input ref="theInput" />
  </div>
</template>

Refs can be accessed from the Vue.js component instance through this.$refs[name]. So, in the previous example, where we had a ref defined as ref="theInput", we can access it through this.$refs.theInput.

To focus the input when a button is clicked, we could write the following:

<template>
  <div id="app">
    <input...