Core knowledge points of HTML5
1. HTML5 Overview
- Definition and Development History of HTML5
- Key Differences Between HTML5, XHTML, and HTML4
- Design Goals and Core Concepts of HTML5
- Document Type Declaration (DOCTYPE) in HTML5
- Semantic Features of HTML5
- Browser Compatibility of HTML5
- Future Trends of HTML5
2. HTML5 Basic Structure and Syntax
- Basic Structure of an HTML5 Document
- Tag Syntax Rules in HTML5
- Global Attributes in HTML5 (e.g., 'class', 'id', 'data-*', etc.)
- Character Encoding Settings in HTML5
- Commenting Standards in HTML5
- Whitespace and Line Break Handling in HTML5
- Tag Closing Rules in HTML5
3. HTML5 Semantic Tags
- Purpose and Usage Scenarios of the 'header' Tag
- Purpose and Usage Scenarios of the 'nav' Tag
- Purpose and Usage Scenarios of the 'main' Tag
- Purpose and Usage Scenarios of the 'article' Tag
- Purpose and Usage Scenarios of the 'section' Tag
- Purpose and Usage Scenarios of the 'aside' Tag
- Purpose and Usage Scenarios of the 'footer' Tag
- Usage of 'figure' and 'figcaption' Tags
- Purpose and Usage Scenarios of the 'time' Tag
- Purpose and Usage Scenarios of the 'mark' Tag
- Purpose and Usage Scenarios of the 'progress' Tag
- Purpose and Usage Scenarios of the 'meter' Tag
4. HTML5 Form Enhancements
- New Input Types in HTML5 ('email', 'url', 'number', etc.)
- Form Attributes in HTML5 ('placeholder', 'required', 'autofocus', etc.)
- Purpose and Usage of the 'datalist' Tag
- Purpose and Usage of the 'output' Tag
- Form Validation Mechanism in HTML5
- File Upload Control in HTML5 (Enhanced 'input type="file"')
- Date and Time Picker Controls in HTML5
- Color Picker Control in HTML5
- Form Data Submission Methods in HTML5
- Form Events and APIs in HTML5
5. HTML5 Multimedia Support
- Usage and Attributes of the 'audio' Tag
- Usage and Attributes of the 'video' Tag
- Supported Audio and Video Formats in HTML5
- Basic Multimedia API Operations (Play, Pause, Volume Control, etc.)
- Multimedia Events ('onplay', 'onpause', 'onended', etc.)
- Custom Multimedia Player Implementation
- Subtitle and Track Support ('track' Tag)
- Streaming Media and Adaptive Bitrate Technologies
6. HTML5 Graphics and Animation
- Basic Usage of the 'canvas' Tag
- Canvas Drawing APIs (Paths, Rectangles, Text, etc.)
- Canvas Image Processing (Pixel Manipulation, Filters, etc.)
- Canvas Animation Implementation (Frame Animation, Game Development, etc.)
- Combining SVG with HTML5
- Introduction and Basic Concepts of WebGL
- Combining CSS3 Animations with HTML5
7. HTML5 Storage and Offline Applications
- Web Storage ('localStorage' and 'sessionStorage')
- Basic Concepts and Usage of IndexedDB
- Offline Applications in HTML5 (Application Cache)
- Structure and Configuration of Manifest Files
- Basic Concepts and Usage of Service Workers
- Caching Strategies and Offline Resource Management
- Data Synchronization and Conflict Resolution
8. HTML5 Communication and Networking
- Basic Concepts and Usage of WebSocket
- Usage of Server-Sent Events (SSE)
- Comparison Between Fetch API and XMLHttpRequest
- CORS (Cross-Origin Resource Sharing) Mechanism
- Basic Concepts and Applications of WebRTC
- Usage of the PostMessage API
9. HTML5 Performance Optimization
- HTML5 Page Load Optimization Strategies
- Resource Preloading ('link rel="preload"')
- Lazy Loading and On-Demand Loading
- Reducing DOM Operations and Repaints
- Using Web Workers for Multithreading
- Memory Management and Garbage Collection
- Balancing Responsive Design and Performance
10. HTML5 Security Mechanisms
- XSS Protection Strategies in HTML5
- Usage of CSP (Content Security Policy)
- The 'sandbox' Attribute of iframes
- Same-Origin Policy and Cross-Domain Security
- Security Headers (e.g., 'X-Frame-Options', 'X-XSS-Protection', etc.)
- HTTPS and Mixed Content Issues
- User Data Privacy Protection
11. HTML5 Mobile Development
- Basics of Responsive Design (Viewport, Media Queries, etc.)
- Touch Events and Gesture Recognition
- Mobile Adaptation Solutions (REM, Flexible, etc.)
- Basic Concepts of PWA (Progressive Web Apps)
- Mobile Performance Optimization Strategies
- Mobile Debugging Tools and Methods
12. Combining HTML5 with Other Technologies
- Collaborative Use of HTML5 and CSS3
- Interaction Between HTML5 and JavaScript (DOM API, Events, etc.)
- HTML5 and Frontend Frameworks (React, Vue, Angular, etc.)
- HTML5 and Backend Technologies (Node.js, RESTful API, etc.)
- HTML5 and Hybrid Development (Cordova, Electron, etc.)
- HTML5 and IoT (Internet of Things) Integration
13. HTML5 Practical Examples
- Building Static Web Pages with HTML5
- Developing Simple Games with HTML5
- Implementing Data Visualization with HTML5
- Developing Offline Applications with HTML5
- Implementing Audio/Video Players with HTML5
- Developing Mobile Web Applications with HTML5
14. The Future and Extensions of HTML5
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