8. HTML Entities, Emojis, Charset & Web Storage API

Theory & Practical Manual: Entities, UTF-8 emojis, URL encoding, Web Storage & Geolocation

Module 1: HTML Character Entities & Web Storage API Theory

Encoding reserved characters and storing browser client data.

Core Theory & Principles

Character entities replace reserved characters (< for <, > for >, & for &).
UTF-8 is the standard universal character encoding covering international symbols and emojis.
Web Storage API: localStorage stores data without expiration; sessionStorage clears data when tab closes.

Practical Key Takeaways

Mastering HTML Character Entities & Web Storage API Theory builds fundamental development capability. Review practical code and outputs carefully.

💻 Practical Code Example - HTML Character Entities & Web Storage API Theory

<p>Character Entity Example: &amp;lt;div&amp;gt; renders as &lt;div&gt;</p>
<p>UTF-8 Emojis: 🚀 🎓 💻 ⚡ 🔥</p>
<p>Web Storage Code: localStorage.setItem("author", "Instructor");</p>

📤 Expected Output / Browser Rendered Result:

Escaped HTML entity tag display + Rendered emojis + Client-side storage reference.