---
title: "Discussion on \"Arrays 101\" | Hashnode"
description: "Discussion on \"Arrays 101\". Learn JavaScript arrays from scratch. Understand how arrays work, how indexing starts from 0, how to access and update elements, and how to loop"
url: "https://hashnode.com/posts/arrays-101/69b6758c05c006164ce4d40e"
---

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

Learn JavaScript arrays from scratch. Understand how arrays work, how indexing starts from 0, how to access and update elements, and how to loop

Mar 15 · 4 min read · techgyaan.hashnode.dev  
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