---
title: "Discussion on \"Array Flatten in JavaScript\" | Hashnode"
description: "Discussion on \"Array Flatten in JavaScript\". Learn how to flatten nested arrays in JavaScript: use flat() and flat(Infinity), and write your own recursive flatten, a common interview question."
url: "https://hashnode.com/posts/flatten-array-in-javascript/6aa666e05b7c41bf0e378b5e"
---

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

Learn how to flatten nested arrays in JavaScript: use flat() and flat(Infinity), and write your own recursive flatten, a common interview question.

Sep 13 · 8 min read · ayushjjainn.hashnode.dev  
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## Written by

[Ayush Jain](https://hashnode.com/@ayushjjainn)

@ayushjjainn · Jaipur, RJ

  
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Building cool things for the internet

I like making things with code. This is where I share my projects and the bugs I ran into.

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