---
title: "Discussion on \"JavaScript Arrays 101\" | Hashnode"
description: "Discussion on \"JavaScript Arrays 101\". 1 . What arrays are and why we need them\nWithout arrays ( doesn't scale )\nif you store items in separate variables , your code becomes repetitive and hard to manage:\nlet studentMark1 = 52\nlet studentM"
url: "https://hashnode.com/posts/javascript-arrays-101/69aaa1a578c5adcd0ef03773"
---

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# [JavaScript Arrays 101](https://heyravi.dev/javascript-arrays-101?utm_source=hashnode&utm_medium=feed)

1 . What arrays are and why we need them Without arrays ( doesn't scale ) if you store items in separate variables , your code becomes repetitive and hard to manage: let studentMark1 = 52 let studentM

Mar 6 · 4 min read · heyravi.dev  
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[Ravi Raj](https://hashnode.com/@poypoii)

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