---
title: "Discussion on \"Understanding Map and Set in JavaScript \" | Hashnode"
description: "Discussion on \"Understanding Map and Set in JavaScript \". When working with JavaScript, we usually start with objects and arrays to store data.\nThey work fine in most cases.But as things grow, some limitations start showing up.\nThat’s where Map and Set come"
url: "https://hashnode.com/posts/understanding-map-and-set-in-javascript/69f7736176c1469ba4c6b191"
---

[Feed](https://hashnode.com/feed) /

Discussion

# [Understanding Map and Set in JavaScript](https://understanding-javascript-methods.hashnode.dev/understanding-map-and-set-in-javascript?utm_source=hashnode&utm_medium=feed)

When working with JavaScript, we usually start with objects and arrays to store data. They work fine in most cases.But as things grow, some limitations start showing up. That’s where Map and Set come

May 3 · 3 min read · understanding-javascript-methods.hashnode.dev  
Read the article

-   [#javascript](https://hashnode.com/tag/javascript)
-   [#maps](https://hashnode.com/tag/maps)
-   [#functions-in-js](https://hashnode.com/tag/functions-in-js)
-   [#chaicode](https://hashnode.com/tag/chaicode)

## Written by

[Jainam Jain](https://hashnode.com/@jainamblogs)

@jainamblogs

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

Computer Science Student

## Responses

Markdown supported · ⌘↵ to post

No responses yet.