---
title: "Discussion on \"Array Flatten in JavaScript\" | Hashnode"
description: "Discussion on \"Array Flatten in JavaScript\". what are nested arrays\na nested array is simply an array inside another array\neg\nlet arr = [1, 2, [3, 4], 5]\n\nwe can go more deep insode of that\nlet arr = [1, [2, [3, [4]]]];\n\nThis is called deeply ne"
url: "https://hashnode.com/posts/array-flatten-in-javascript/69e71ae2c9501dd0108c6afd"
---

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

what are nested arrays a nested array is simply an array inside another array eg let arr = \[1, 2, \[3, 4\], 5\] we can go more deep insode of that let arr = \[1, \[2, \[3, \[4\]\]\]\]; This is called deeply ne

Apr 21 · 4 min read · dushyantxcode.hashnode.dev  
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