---
title: "Discussion on \"Array Flatten in JavaScript\" | Hashnode"
description: "Discussion on \"Array Flatten in JavaScript\". What are nested arrays\nNested arrays also known as multi-dimensional arrays are arrays which contains arrays as their element.\nBasically they are arrays inside another array.\nlet marks = [[70,70,78],["
url: "https://hashnode.com/posts/array-flatten-in-javascript/69edc2e014b6663632549f2e"
---

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# [Array Flatten in JavaScript](https://array-flatten-in-js-hrishikesh.hashnode.dev/array-flatten-in-javascript?utm_source=hashnode&utm_medium=feed)

What are nested arrays Nested arrays also known as multi-dimensional arrays are arrays which contains arrays as their element. Basically they are arrays inside another array. let marks = \[\[70,70,78\],\[

Apr 26 · 3 min read · array-flatten-in-js-hrishikesh.hashnode.dev  
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