Book Image

Vue.js Quick Start Guide

By : Ajdin Imsirovic
Book Image

Vue.js Quick Start Guide

By: Ajdin Imsirovic

Overview of this book

Vue.js is the latest trending frontend framework. Simplicity, reactivity, and ?exibility are some of the key benefits that Vue offers to developers. This book will help you learn everything you need to know to build stunning reactive web apps with Vue.js 2 quickly and easily. This book will take you through the Vue 2 framework. You will start by learning the different Vue installation options: CDN, NPM, and Vue CLI. Then we will look at the core concepts of Vue: templates and components – ways to modularize Vue code. You will learn how to utilize directives, which are Vue-specific HTML attributes with additional features. Also, you will see how Vue uses a streamlined approach to development, with reusable methods, computed properties, and watchers, and how it controls state with the help of its data option. You will learn about the concepts of reactive programming in Vue, and how to understand communication between parent and child components. We will take a look at props and slots, working with CSS, filters, and mixins. We will also look at ways to add transitions and animations to Vue apps. Then you will extend Vue by building custom directives and your own plugins. Finally, you will learn about Vuex – a Vue plugin that allows us to centralize state, and also introduce Nuxt, which is a framework that builds on top of Vue and solves some issues of single-page applications. After learning about these components, you will be ready to build your own reactive web apps with Vue.js 2.
Table of Contents (15 chapters)
Title Page
Copyright and Credits
Packt Upsell

Adding basic functionality to a child component

In this section, we will add some very basic functionality to a child component. Before we get into the specifics of how this is done, we will also need to install the official Vue Chrome extension. 

The Vue developer tools extension for Chrome is available at this URL:

Installing the official Vue Chrome extension is straightforward; you just install it like any other Chrome extension.

Once you have completed the installation, you will have a Vue logo available in the top-right area of Chrome, and clicking that logo will give you the following message:

Vue.js is detected on this page. Open DevTools and look for the Vue panel.

Opening DevTools is easy: just press the F12 key. Then you can find the Vue panel as one of the tabs in the area which has the following tabs: Elements, Console, Sources, and so on. You should get something similar to the following screen:

Back in VS Code, let's open up the HelloAgain.vue component and...