this in JavaScript Explained — Arrow Functions, Callbacks, bind() & More

Still confused by how `this` works in JavaScript? Want to finally understand callbacks, arrow functions, or `.bind()` without all the frustration?

This beginner-friendly guide breaks it all down — from global context and strict mode to object methods, DOM event handlers, and real-world use cases. Whether you're learning ES6 or debugging scope issues, you'll walk away with a clear understanding of how `this` behaves across modern JavaScript.

✅ In this video, you’ll learn:
• Why regular functions and arrow functions treat `this` differently
• How callbacks and event handlers lose `this` — and how `.bind()`, `.call()`, and `.apply()` can fix it
• What `this` means inside objects, classes, and DOM elements

If you’ve been searching for how `this` works in JavaScript — including phrases like “arrow function this”, “JavaScript this keyword explained”, or “this in callback functions” — this guide is for you.

📚 Chapters:
Chapters:
00:00 Introduction
00:51 Understanding global execution context in JavaScript
06:05 Behavior of 'this' keyword in browser
06:32 Using 'this' at top level in JavaScript code in browser
07:23 How 'this' behaves in a regular function
07:46 Behavior of 'this' in strict mode
08:26 Understanding strict mode of JavaScript
09:17 Using 'this' with objects
09:41 Using 'this' with callback functions
10:38 Using 'this' with DOM event handlers
13:31 Using 'this' in arrow functions
14:40 Arrow functions and lexical scope
15:34 Arrow functions as callback functions and 'this'
17:41 Using 'this' in JavaScript classes
19:23 Using 'bind' to take full control of 'this'
21:26 Key takeaways and conclusion

💡 Helpful if you’ve searched for:
• “this in JavaScript”
• “JavaScript this keyword explained”
• “arrow function this JavaScript”
• “this in callback JavaScript”

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👍 Like the video and share your tough this questions in the comments — I'll help out!

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