Issue 15_Front-end development

• Chapter1 0318-The first lesson of the 15th semester
• 1-1 Course description and tool installation and configuration
• 1-2 Course Description and Tool Installation and Configuration 1
• 1-3 Introduction to vscode plug-in installation and HTML document structure
• 1-4 Introduction to vscode plug-in installation and HTML document structure 1
• Chapter2 0319-html common tags
• 2-1 Common tag example demonstration 1
• 2-2 Common tag example demonstration 2
• 2-3 Common tag example demonstration 3
• 2-4 Common tag example demonstration 4
• Chapter3 0322-css basic knowledge 1
• 3-1 Basic syntax and priority, modularization 01
• 3-2 Basic syntax and priority, modularization 02
• 3-3 Detailed explanation of the principle and application of pseudo-class selectors 01
• 3-4 Describe the principles and applications of pseudo-class selectors 02
• Chapter4 0323-css basic knowledge 2
• 4-1 Box mockup with font icon 01
• 4-2 Box mockup with font icon 02
• 4-3 Positioning Principles and Applications 01
• 4-4 Positioning Principles and Applications 02
• Chapter5 0324-Basics of traditional layout and flex layout
• 5-1 Comparison between traditional layout and flex layout 01
• 5-2 Comparison between traditional layout and flex layout 02
• 5-3 Detailed explanation of common properties of flex container 01
• 5-4 Detailed explanation of common properties of flex container 02
• Chapter6 0325-flex project attributes and flex practical mall homepage
• 6-1 Flex project attributes and mobile layout basics 01
• 6-2 Flex project attributes and mobile layout basics 02
• 6-3 Implementation process of mobile header and footer 01
• 6-4 Implementation process of mobile header and footer 02
• Chapter7 0326-Mobile terminal layout practice 2 and Grid layout technology
• 7-1 Mobile terminal layout practice 2——01
• 7-2 Mobile terminal layout practice 2——02
• 7-3 Basic knowledge of grid layout 1——01
• 7-4 Basic knowledge of grid layout 1——02
• Chapter8 0329-Grid layout and practice
• 8-1 Detailed arrangement and alignment of items 01
• 8-2 Detailed arrangement and alignment of items 02
• 8-3 Grid's item alignment and grid layout principles and applications 01
• 8-4 Grid's item alignment and grid layout principles and applications 02
• Chapter9 0330-JavaScript Programming Lesson 1
• 9-1 JavaScript past and present life and introduction methods 01
• 9-2 JavaScript past and present life and introduction methods 02
• 9-3 JavaScript loading method and common console commands 01
• 9-4 JavaScript loading methods and common console commands 02
• Chapter10 0331-js data types and functions
• 10-1 Detailed explanation of variables and data types 01
• 10-2 Detailed explanation of variables and data types 02
• 10-3 Detailed explanation of functions and function parameters 01
• 10-4 Detailed explanation of functions and function parameters 02
• Chapter11 0401-Template literals and accessor properties
• 11-1 Grid example: quickly complete the php.cn home page layout 01
• 11-2 Grid example: quickly complete the php.cn home page layout 02
• 11-3 Template literals and destructuring assignment 01
• 11-4 Template literals and destructuring assignment 02
• 11-5 Accessor properties and branch control 01
• 11-6 Accessor properties and branch control 02
• Chapter12 0402-Closures/Loops/Constructors and Prototypes
• 12-1 Closures and loops, iterator principle 01
• 12-2 Closures and loops, iterator principle 02
• 12-3 Constructors, prototypes, classes and inheritance 01
• 12-4 Constructors, prototypes, classes and inheritance 02
• Chapter13 0406-Detailed explanation of common DOM operations
• 13-1 Querying and traversing DOM elements 01
• 13-2 Querying and traversing DOM elements 02
• 13-3 DOM addition, deletion, modification and CSS operations 01
• 13-4 DOM addition, deletion, modification and CSS operations 02
• Chapter14 0407-Case Demonstration Events and Delivery Mechanism
• 14-1 Event addition and delivery mechanism, event proxy, form event 01
• 14-2 Event addition and delivery mechanism, event proxy, form event 02
• 14-3 Practical comments and commonly used string array methods 01
• 14-4 Practical comments and commonly used string array methods 02
• Chapter15 0408-Ajax and cross-domain requests
• 15-1 JSON and Ajax request and response processing methods 01
• 15-2 JSON and Ajax request and response processing methods 02
• 15-3 Cross-domain request, tab and one-click skin change practice 01
• 15-4 Cross-domain request, tab and one-click skin change practice 02
• Chapter16 0409-JS practical case
• 16-1 Practical combat 1: Principle and implementation of lazy loading of images 01
• 16-2 Practical combat 1: Principle and implementation of lazy loading of images 02
• 16-3 Practical combat 2: Carousel chart 01
• 16-4 Practical combat 2: Carousel chart 02
• Chapter17 0412-Shopping cart practice and module introduction
• 17-1 JS Practical Combat: Shopping Cart Selection and Automatic Calculation 01
• 17-2 JS Practical Combat: Shopping Cart Selection and Automatic Calculation 02
• 17-3 Quick introduction to ES6 module knowledge 01
• 17-4 Quick introduction to ES6 module knowledge 02
• Chapter18 0413-jQuery functions and common methods
• 18-1 jQuery factory functions and common methods 1-01
• 18-2 jQuery factory functions and common methods 1-02
• 18-3 jQuery common methods 2-01
• 18-4 jQuery common methods 2-02
• Chapter19 0414-jQuery’s DOM/event/Ajax/Vue basics
• 19-1 jQuery's DOM and event operations 01
• 19-2 jQuery's DOM and event operations 02
• 19-3 jQuery's Ajax operation and Vue basics introduction 01
• 19-4 jQuery's Ajax operation and Vue basics introduction 02
• Chapter20 0415- Vue common instructions and attributes
• 20-1 Vue common instructions 1-01
• 20-2 Common vue instructions 1-02
• 20-3 Vue common instructions 2-01
• 20-4 Vue common instructions 2-02
• Chapter21 0416-Vue components and routing
• 21-1 Vue components and component parameter passing 1-01
• 21-2 Vue components and component parameter passing 1-02
• 21-3 Vue parameter passing 2 and Vue routing principle and implementation 01
• 21-4 Vue parameter passing 2 and Vue routing principle and implementation 02