v2.4.0 Stable

Introduction to HTML5 Structures

Master the semantic foundations of modern web development.

The Document Object Model (DOM)

The Document Object Model (DOM) is a programming interface for web documents.

Note: Always ensure your <!DOCTYPE html> declaration is at the very top.

Semantic Elements

For example, a <header> tag indicates introductory content.

<article>
    <header>
      <h1>Understanding Semantic Tags</h1>
    </header>
    <p>Content goes here...</p>
</article>