---
title: "Discussion on \"Understanding Variables and Data Types in JavaScript\" | Hashnode"
description: "Discussion on \"Understanding Variables and Data Types in JavaScript\". Master JS variables and data types:learn differences between var, let, and const, scoping, hoisting, and practical best practices with simple examples"
url: "https://hashnode.com/posts/javascript-variables-and-data-types/69b1850c6c896b05199eb2a6"
---

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

Master JS variables and data types:learn differences between var, let, and const, scoping, hoisting, and practical best practices with simple examples

Mar 5 · 14 min read · codeandcuriosity.hashnode.dev  
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## Written by

[Rushikesh Jadhav](https://hashnode.com/@rushiii)

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where sand meets the water 🌊

the topics and concepts which i learn and get more fascinated i write about them here...

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