---
title: "Discussion on \"#Day4  of Mastering JavaScript Fundamentals: \nThe Complete Guide to JavaScript30\" | Hashnode"
description: "Discussion on \"#Day4  of Mastering JavaScript Fundamentals: \nThe Complete Guide to JavaScript30\". Array Cardio Day 1"
url: "https://hashnode.com/posts/day4-of-mastering-javascript-fundamentals-the-complete-guide-to-javascript30/645f3d93d8bff688bc844896"
---

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# [#Day4 of Mastering JavaScript Fundamentals: The Complete Guide to JavaScript30](https://techsammy.hashnode.dev/day4-of-mastering-javascript-fundamentals-the-complete-guide-to-javascript30?utm_source=hashnode&utm_medium=feed)

Array Cardio Day 1

May 13, 2023 · 5 min read · techsammy.hashnode.dev  
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-   [#javascript](https://hashnode.com/tag/javascript)
-   [#web-development](https://hashnode.com/tag/web-development)
-   [#programming](https://hashnode.com/tag/programming)
-   [#beginners](https://hashnode.com/tag/beginners)
-   [#hashnode](https://hashnode.com/tag/hashnode)

## Written by

[Samuel Rodrigues](https://hashnode.com/@TechSammy)

@TechSammy · Mumbai,India

  
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