---
title: "Discussion on \"Understanding Variables and Data Types in JavaScript\" | Hashnode"
description: "Discussion on \"Understanding Variables and Data Types in JavaScript\". Imagine you have a box with a label on it. You can put something inside the box, take it out later, or even replace it with something else. In programming, that box is called a variable. Variables let us store information and use it throughout our code."
url: "https://hashnode.com/posts/understanding-variables-and-data-types-in-javascript/69b4d4c1210c74252faac964"
---

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

Imagine you have a box with a label on it. You can put something inside the box, take it out later, or even replace it with something else. In programming, that box is called a variable. Variables let us store information and use it throughout our code.

Mar 14 · 3 min read · js-foundation.hashnode.dev  
Updated Mar 15  
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