Front end training Vue Foundation

ninety 2021-06-19 10:22:21
end training vue foundation

 Front end training _3_-Vue Basics .png

brief introduction

characteristic :MVVM frame , Two way binding , Data driven , Single page , Componentization .


Vue and jQuery The difference between : Do not operate directly DOM, It is Operational data .

Case study :Hello World => Hello , The world

HTML Code :


jQuery Realization

$("h1").text(" Hello , The world ");

Vue Realization

this.msg = ' Hello , The world '

Create project


<!-- Development environment version , Contains helpful command-line warnings --><script src=""></script>

Suitable for the existing non Vue In the project , add to Vue, For page interaction , Just know , With a few .

2、Vue-Cli( recommend )

Development of front end and back end separation projects ,

install Node.js(Node.js It's based on Chrome V8 Engine JavaScript Runtime .)

Use NPM(Node Packages Modules,Node Package management tools ) download

download Vue-Cli( be based on Vue.js A complete system for rapid development )

Use command line tools cmd 、Git bash、VScode All the terminals can

# Global installation vue-clinpm install -g @vue/cli# Create a new project vue create project-name# start-up cd project-nameyarn server# or# Visual management interface vue ui

The whole project uses Vue Development

Project structure

All the project files that need to be developed are in src Below directory vue Project file directory parsing .png Add :node_modules: Project dependency package ( adopt npm install install )

Common commands

  1. Installation dependency :npm install/yarn/cnpm install
  2. Start the service :npm run dev/npm run serve
  3. Project package :npm run build

2-3 Reference resources package.json Of documents script object

Switch source

solve npm Servers are slow in China 、 The problem of packet loss .

Download Development Tools :VScode download

Installing a plug-in :Extensions for VScode

  • Vetur
  • ESLint

    Debugging tools

Vue-Devtool Plug in installation

Reference resources :Vue.js Chinese official website

v-for / v-key

v-if / v-show

v-bind / :


v-on:click / @click

Life cycle

Reference resources :Vue Life cycle , Sketch Map : picture

  • beforeCreate( Before creation )
  • created( After creating )
  • beforeMount( Before mounting )
  • mounted( After mounting )
  • beforeUpdate( Before updating )
  • updated( After the update )
  • beforeDestory( Before destruction )
  • destroyed( After destruction )


Component development is Vue One of the characteristics of , Component development greatly improves the reusability of code , It's also convenient for the team to work together .

Package components

# /src/components/Button.vue<template> <div> <button>{{ text }}</button> </div></template><script>export default { props: { text: String, },};</script>

Use components

# /src/view/about.vue<template> <div class="about"> <h1>This is an about page</h1> <Button :text="ButtonText"></Button> </div></template><script>import Button from "@/components/Button.vue";export default { components: { Button, }, data: function() { return { ButtonText: " I'm a button ", }; },};</script>

Component parameters

Use props

Third party component library

PC End :iView、Element、Ant Design

Mobile :Vant、cube-ui


Official website address :iView

Download components

npm install view-design --save

Use components globally

// main.jsimport ViewUI from 'view-design';import 'view-design/dist/styles/iview.css';Vue.use(ViewUI);


iView-admin yes iView One of the members of the ecology , It is a set of development mode with front end and back end separated , be based on Vue The front-end solution of the background management system .iView-admin2.0 Out of the 1.x Version refactoring , Switch to a Webpack4.0 + Vue-cli3.0 As a basic development environment . Built in development background management system commonly used logic function , And out of the box business components , It aims to enable developers to develop background management system with minimum cost , Reduce development .

Address :iview-admin

Other plug-ins


Routing plug-in

Two modes

  • hash / #
  • history / Historical record


HTTP Request Library


npm install axios --save

vue.config.js Configure agent

const URL = ''; // Requested address module.exports = { outputDir: 'dist', publicPath: process.env.NODE_ENV === 'production' ? './' : '/', devServer: { disableHostCheck: true, port: 8080, open: true, proxy: { '/api': { // /api =》'' target: URL } } }};


State management

Pack and go online

After the development of the project , Use npm run build Command to package the project , When the packaging is complete, it will generate dist Folder

When the project goes online , Direct will dist Put the folder on the server


  1. v-if and v-show The difference between ?
  2. Dynamic binding class Usage of ?
  3. Try to package / Use a component ?

From nineties Original article

本文为[ninety ]所创,转载请带上原文链接,感谢

  1. HTML + CSS + JavaScript to achieve cool Fireworks (cloud like particle text 3D opening)
  2. HTML + CSS + JavaScript realizes 520 advertising love tree (including music), which is necessary for programmers to express themselves
  3. Solve the problem of Web front-end deployment server (it can be deployed online without a server)
  4. HTML + CSS + JS make wedding countdown web page template (520 / Tanabata Valentine's Day / programmer advertisement)
  5. What else can driverless minibus do besides "Park connection"?
  6. Cloud native leads the era of all cloud development
  7. NRM mirror source management tool
  8. Bring it to you, flex Jiugong
  9. Lolstyle UI component development practice (II) -- button group component
  10. Deconstruction assignment in ES6
  11. Luo 2 peerless Tang clan was officially launched. The official gave a key point, and the broadcast time was implied
  12. 20初识前端HTML(1)
  13. 当新零售遇上 Serverless
  14. 20 initial knowledge of front-end HTML (1)
  15. When new retail meets serverless
  16. [golang] - go into go language lesson 5 type conversion
  17. [golang] - go into go language lesson 6 conditional expression
  18. HTML5(八)——SVG 之 path 详解
  19. HTML5 (8) -- detailed explanation of SVG path
  20. 需要开通VIP以后页面内容才能复制怎么办?控制台禁用javascript即可
  21. Web前端|CSS入门教程(超详细的CSS使用讲解,适合前端初学者)
  22. 实践积累 —— 用Vue3简单写一个单行横向滚动组件
  23. Serverless 全能选手,再下一城
  24. What if you need to open a VIP to copy the page content? Just disable JavaScript on the console
  25. Web front end | CSS introductory tutorial (super detailed CSS explanation, suitable for front-end beginners)
  26. Practice accumulation - write a single line horizontal scroll component simply with vue3
  27. Dili Reba is thin again. She looks elegant and high in a strapless hollow skirt, and her "palm waist" is beautiful to a new height
  28. Serverless all-round player, next city
  29. The difference between MySQL semi synchronous replication and lossless semi synchronous replication
  30. Vue表单设计器的终极解决方案
  31. The ultimate solution for Vue form designer
  32. Nginx从理论到实践超详细笔记
  33. Yu Shuxin's red backless swimsuit is split to the waist and tail, with a concave convex figure and excessive color matching, and his face is white to dazzling
  34. Nginx ultra detailed notes from theory to practice
  35. 【动画消消乐|CSS】086.炫酷水波浪Loading过渡动画
  36. typecho全站启用https
  37. CCTV has another popular employee. The off-site interpretation is very professional, and the appearance ability is no less than that of Wang Bingbing
  38. [animation Xiaole | CSS] 086. Cool water wave loading transition animation
  39. Enable HTTPS in Typecho
  40. 50天用JavaScript完成50个web项目,我学到了什么?
  41. 根据JavaScript中原生的XMLHttpRequest实现jQuery的Ajax
  42. What have I learned from completing 50 web projects with JavaScript in 50 days?
  43. "My neighbor doesn't grow up" has hit the whole network. There are countless horse music circles, and actor Zhou Xiaochuan has successfully made a circle
  44. 根据JavaScript中原生的XMLHttpRequest实现jQuery的Ajax
  45. Implement the Ajax of jQuery according to the native XMLHttpRequest in JavaScript
  46. Implement the Ajax of jQuery according to the native XMLHttpRequest in JavaScript
  47. 30 + women still wear less T-shirts and jeans. If they wear them like stars, they will lose weight
  48. 数栈技术分享前端篇:TS,看你哪里逃~
  49. Several stack technology sharing front end: TS, see where you escape~
  50. 舍弃Kong和Nginx,Apache APISIX 在趣链科技 BaaS 平台的落地实践
  51. Abandon the landing practice of Kong and nginx, Apache apisik on the baas platform of fun chain technology
  52. 浪迹天涯king教你用elementui做复杂的表格,去处理报表数据(合并表头,合并表体行和列)
  53. 前端HTML两万字图文大总结,快来看看你会多少!【️熬夜整理&建议收藏️】
  54. Wandering around the world king teaches you to use elementui to make complex tables and process report data (merge header, merge table body rows and columns)
  55. 路由刷新数据丢失 - vuex数据读取的问题
  56. Front end HTML 20000 word graphic summary, come and see how much you can【 Stay up late to sort out & suggestions]
  57. Route refresh data loss - vuex data reading problem
  58. Systemctl系统启动Nginx服务脚本
  59. Systemctl system startup nginx service script
  60. sleepless