Learn HTML with Real Code Examples
Updated Nov 21, 2025
Installation Setup
No installation required; HTML files are plain text
Create `.html` files using any text editor
Use a modern browser to open and test HTML files
Optionally use IDEs or editors with syntax highlighting
Validate HTML with online validators or browser developer tools
Environment Setup
Any modern text editor or IDE
Web browser for rendering
Optional local server for testing
Online validators for syntax checking
Integration with CSS and JS build tools
Config Files
.html files for content
CSS files for styles
JS files for behavior
Meta tags for configuration
Optional external resources linked via attributes
Cli Commands
N/A - HTML is not executed via CLI
Editors or validators can be used to check syntax
Build tools like `npm`, `webpack`, or `parcel` may process HTML
Live server extensions to preview pages
Browser dev tools to inspect and debug DOM
Internationalization
UTF-8 encoding supported
Language attribute on `<html>` tag
Directionality via `dir` attribute
Forms and content support multiple locales
Integration with i18n libraries for dynamic pages
Accessibility
Semantic tags improve screen reader compatibility
Alt text for images
Keyboard navigable forms
ARIA attributes for assistive tech
Logical heading structure for clarity
Ui Styling
Basic layout with semantic elements
Enhanced via CSS
Responsive design via media queries
Frameworks like Bootstrap improve styling
Inline styles for quick modifications
State Management
HTML itself is static
Dynamic state managed via JavaScript
Forms capture user input for state changes
DOM represents current page state
Server-side technologies handle persistent state
Data Management
Static content in HTML elements
Forms send data to server
Attributes provide metadata
Media elements handle multimedia content
Integration with APIs for dynamic data