Book Image

Vue.js 2 Cookbook

By : Andrea Passaglia
Book Image

Vue.js 2 Cookbook

By: Andrea Passaglia

Overview of this book

Vue.js is an open source JavaScript library for building modern, interactive web applications. With a rapidly growing community and a strong ecosystem, Vue.js makes developing complex single page applications a breeze. Its component-based approach, intuitive API, blazing fast core, and compact size make Vue.js a great solution to craft your next front-end application. From basic to advanced recipes, this book arms you with practical solutions to common tasks when building an application using Vue. We start off by exploring the fundamentals of Vue.js: its reactivity system, data-binding syntax, and component-based architecture through practical examples. After that, we delve into integrating Webpack and Babel to enhance your development workflow using single file components. Finally, we take an in-depth look at Vuex for state management and Vue Router to route in your single page applications, and integrate a variety of technologies ranging from Node.js to Electron, and Socket.io to Firebase and HorizonDB. This book will provide you with the best practices as determined by the Vue.js community.
Table of Contents (19 chapters)
Title Page
Credits
About the Author
About the Reviewer
www.PacktPub.com
Customer Feedback
Dedication
Preface

Creating a new directive


Directives are like mini functions that you can use to quickly drop in to your code, mainly to improve the user experience, and to add new low-level features to your graphic interface.

Getting ready

This recipe, although found in the advanced chapter, is really easy to complete. The main reason directives are advanced is because you should usually prefer composition to add functionality and style to your apps. When components won't cut it, use directives.

How to do it...

We will build a v-pony directive that will turn any element into a pony element. A pony element is created with a pink background and changes color when you click on it.

The HTML code for the pony element is as follows:

<div id="app">
  <p v-pony>I'm a pony paragraph!</p>
  <code v-pony>Pony code</code>
  <blockquote>Normal quote</blockquote>
  <blockquote v-pony>I'm a pony quote</blockquote>
</div>

Just to show the difference, I've included a...