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Introduction to JavaScript – Basics Every Beginner Should Know

JavaScript is a lightweight, powerful, and widely-used programming language that allows developers to make websites interactive. Whether it’s validating a form, creating dynamic content, or developing full web apps, JavaScript is the go-to language for front-end developers.

🟢 Why Learn JavaScript?

  • It’s the language of the web.

  • All major browsers support it.

  • JavaScript is essential for front-end development.

  • It’s also used in back-end (Node.js), mobile apps (React Native), and more.

  • Easy to learn and has a huge community.

🕰️ A Brief History

  • Introduced in 1995 by Brendan Eich at Netscape.

  • Originally called Mocha, then LiveScript, and finally JavaScript.

  • Today, it follows the ECMAScript standard (ES6 and beyond).

🌟 Key Features

  • Lightweight and interpreted

  • Object-Oriented

  • Functional Programming support

  • Asynchronous Programming (Promises, async/await)

  • Event-driven model

  • Platform-independent (runs in any browser)

📍 Where is JavaScript Used?

  • Client-side web development

  • Server-side development with Node.js

  • Game development

  • Mobile apps (React Native, Ionic)

  • Desktop apps (Electron)

  • APIs and microservices

HTML Compiler

🧠 Basic Syntax Example html Copy Edit

`; navigator.clipboard.writeText(codeText).then(() => { // Display "Text Copied!" below the button document.getElementById('copiedText').textContent = "Code copied !"; }).catch(err => { console.error("Failed to copy text: ", err); }); }

🔄 JavaScript vs Other Languages

Since its creation in 1993, HTML has been updated multiple times to meet the needs of modern web developers. The most recent version, HTML5, added additional features like:

Getting Started With HTML

Learning HTML is the first step toward building outstanding websites. You may start creating your own web pages right now using only a text editor and a browser.

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