---
title: "Discussion on \"Understanding Variables and Data Types in JavaScript\n\" | Hashnode"
description: "Discussion on \"Understanding Variables and Data Types in JavaScript\n\". Learn how variables work in JavaScript, how to use var, let, and const, and understand data types, scope, hoisting, and the temporal dead zone in a simple way."
url: "https://hashnode.com/posts/understanding-variables-and-data-types-in-javascript/69c2d09792029d915f5f4bb4"
---

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# [Understanding Variables and Data Types in JavaScript](https://ninadshirsat.hashnode.dev/understanding-variables-and-data-types-in-javascript?utm_source=hashnode&utm_medium=feed)

Learn how variables work in JavaScript, how to use var, let, and const, and understand data types, scope, hoisting, and the temporal dead zone in a simple way.

Mar 24 · 5 min read · ninadshirsat.hashnode.dev  
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## Written by

[Ninad Shirsat](https://hashnode.com/@SilentRueRue)

@SilentRueRue · Mumbai, MH

  
[View profile](https://hashnode.com/@SilentRueRue)

Keep it simple

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