BLOCK SCOPE & Shadowing in JS 🔥| Namaste JavaScript 🙏 Ep. 9

BLOCK SCOPE & Shadowing in JS 🔥| Namaste JavaScript 🙏 Ep. 9 https://www.universumhub.com/wp-content/uploads/2022/07/block-scope-shadowing-in-js-f09f94a5-namaste-javascript-f09f998f-ep-9.jpg

Let & const Block Scope in-depth tutorial covers what is a Block, Scope, and Block Scope in JavaScript. With live code examples and detailed explanations, we also will see what is Shadowing in JavaScript. We also talk about Illegal Shadowing and how different variable declarations using var, let and const behave differently when initialized in the Block Scope.

Block Scope has a lexical behavior and also follows rules of the Lexical Scope chain. This video covers everything that happens under the hood. The video is a little long but I REQUEST YOU to watch it fully, this concept will help us in later videos. 🙏

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Topics covered :
00:00 – Introduction – Block in JavaScript Interview Question
00:43 – What is a block in JavaScript?
04:09 – What is a Block Scope and Lexical Scope Chain
07:59 – What is Shadowing in JavaScript
14:22 – Illegal Shadowing in JS
16:46 – Lexical Block Scope with Code Examples
18:40 – Arrow Functions Scope and the
19:09 – Teaser of the next Surprise Video
19:16 – Thank you for watching Namaste JavaScript 🙏

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Akshay Saini

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