---
title: "Discussion on \"JavaScript Arrays 101\" | Hashnode"
description: "Discussion on \"JavaScript Arrays 101\". Learn the basics of JavaScript arrays. Understand 0-based indexing, how to access and update elements, the length property, and write a basic loop."
url: "https://hashnode.com/posts/javascript-arrays-101/6a00a003e3eebc2e2093760e"
---

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

Learn the basics of JavaScript arrays. Understand 0-based indexing, how to access and update elements, the length property, and write a basic loop.

May 10 · 5 min read · blog.himanshubalani.com  
Updated May 13  
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-   [#array](https://hashnode.com/tag/array)
-   [#js](https://hashnode.com/tag/js)
-   [#indexing](https://hashnode.com/tag/indexing)

## Written by

[Himanshu Balani](https://hashnode.com/@himanshubalani)

@himanshubalani · Nagpur, IN

  
[View profile](https://hashnode.com/@himanshubalani)

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