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BeginnerUpdated August 2026

JavaScript

JavaScript is the programming language of the web. Every interactive website uses JavaScript. This tutorial takes you from the basics of JS syntax to advanced concepts like async programming, DOM manipulation, and modern ES6+ features.

📚 16 lessons 8–10 weeks✏️ 35 exercises🛠️ 6 tools
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What You'll Learn

  • JavaScript syntax, variables, and data types
  • DOM manipulation and event handling
  • Functions, closures, and scope
  • Asynchronous JS: callbacks, promises, async/await
  • ES6+ features: arrow functions, destructuring, modules
  • Fetch API and working with REST APIs
  • Introduction to Node.js and npm
3Data Types and Operators
14 min
4Control Flow
12 min
5Functions
16 min
6Arrays and Objects
18 min

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