Closures | Scope, Scope Chain and Lexical Environment - Telugu

Описание: In this video, you’ll clearly understand one of the most important concepts in JavaScript — Scope, Lexical Environment, and Closures.

We’ll start with how JavaScript decides where a variable can be accessed — called Scope.
You’ll learn about:

Global Scope – Variables accessible from anywhere

Function Scope – Variables accessible only inside the function

Block Scope – let & const available only within blocks

Lexical Scope & Scope Chain – How JS searches for variables

Closures – How inner functions remember outer variables

By the end, you’ll clearly know:
✅ Difference between var, let, and const in different scopes
✅ How JavaScript creates Lexical Environment
✅ What Closures are and why they’re used for data privacy
✅ Real examples to understand closures and scope chain step-by-step

🎯 Perfect for: JavaScript beginners, Telugu learners, and interview preparation.

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