How to build vue
Vue is a popular front-end framework that provides a wealth of tools and resources to help developers build single-page applications. In this article, we'll cover the basics of building and using Vue.
Vue installation and configuration:
- Before starting the Vue build, you need to install Node.js on your local machine. It provides a simple command line tool to manage various development dependencies and tasks.
-
Install Vue.js
You can install Vue.js on your local machine through the following command:npm install vue
Copy after login About Vue-cli
Vue-cli is a scaffolding tool officially provided by Vue.js for building large-scale projects. It provides a fast, zero-configuration scaffolding generation tool to facilitate developers to quickly build Vue projects. The installation command is as follows:npm install -g @vue/cli
Copy after login
Basic use of Vue:
- Vue instance
The most basic unit of Vue construction is the Vue instance, which is the core of Vue , encapsulates the basic logic module.
The following is a simple Vue instance bound to a DOM element with the id of app.
<div id="app"> {{ message }} </div>
var app = new Vue({ el: '#app', data: { message: 'Hello, Vue!' } })
- Directives
Vue's directives are special attributes specified with the v- prefix on HTML tags that are used to bind expressions to specified HTML elements.
The following is a simple case using v-if to switch to different text paragraphs:
<div id="app"> <p v-if="seen">你看到了我!</p> </div>
var app = new Vue({ el: '#app', data: { seen: true } })
- Component
In Vue, a component is a An abstraction that can be viewed as a custom element.
The following is a simple component used to display a message:
Vue.component('message', { props: ['text'], template: '<div>{{ text }}</div>' }) var app = new Vue({ el: '#app', data: { message: '你好呀!' } })
<div id="app"> <message :text="message"></message> </div>
- Routing
In Vue, routing is treated as a separate component, using It enables navigation between pages.
The following is a simple routing example:
var Foo = { template: '<div>我是Foo!</div>' } var Bar = { template: '<div>我是Bar!</div>' } var router = new VueRouter({ routes: [ { path: '/foo', component: Foo }, { path: '/bar', component: Bar } ] }) var app = new Vue({ router }).$mount('#app')
<div id="app"> <router-view></router-view> </div>
Summary:
This article introduces the basic construction and use of Vue, including installation and configuration, examples, Instructions, components, and routing. Vue provides a wealth of functions and tools that can easily complete front-end development tasks. If you haven’t used Vue yet, you can give it a try.
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