---
title: "Discussion on \"Let vs Var vs Const: Temporal Dead Zone, Scopes, Shadowing & More\" | Hashnode"
description: "Discussion on \"Let vs Var vs Const: Temporal Dead Zone, Scopes, Shadowing & More\". Difference between Let, Var & Const along with what is Temporal Dead Zone, Shadowing, Block Scope in JavaScript."
url: "https://hashnode.com/posts/let-vs-var-vs-const-temporal-dead-zone-scopes-shadowing-and-more/623a19785757926c4c2b265d"
---

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# [Let vs Var vs Const: Temporal Dead Zone, Scopes, Shadowing & More](https://pulpmint.hashnode.dev/let-vs-var-vs-const-temporal-dead-zone-scopes-shadowing-and-more?utm_source=hashnode&utm_medium=feed)

Difference between Let, Var & Const along with what is Temporal Dead Zone, Shadowing, Block Scope in JavaScript.

Mar 21, 2022 · 7 min read · pulpmint.hashnode.dev  
Updated Jul 22, 2024  
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-   [#javascript](https://hashnode.com/tag/javascript)
-   [#web-development](https://hashnode.com/tag/web-development)
-   [#computer-science](https://hashnode.com/tag/computer-science)
-   [#scope](https://hashnode.com/tag/scope)
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## Written by

[Manmohan Singh](https://hashnode.com/@pulpmint)

@pulpmint · Punjab, India

  
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Building things for the Web

I am Manmohan Singh. A web developer based in India. Working with JavaScript and Figma. Building things for the Web. Crafting pixel-perfect, secure and scalable web experiences with great attention to detail. I enjoy working at the intersection of design and engineering, where great user experience meets robust and clean code.

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