---
title: "Discussion on \"JavaScript Arrays 101\" | Hashnode"
description: "Discussion on \"JavaScript Arrays 101\". Learn JavaScript arrays with a simple real-world example. Understand array indexing starting from 0, how to access first and last elements, update val"
url: "https://hashnode.com/posts/javascript-arrays-101/69b5bc31fac9676df20f0c71"
---

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

Learn JavaScript arrays with a simple real-world example. Understand array indexing starting from 0, how to access first and last elements, update val

Mar 14 · 6 min read · understandingvariablesanddatatypesinjavascript.hashnode.dev  
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