---
title: "Discussion on \"Map and Set in JavaScript\" | Hashnode"
description: "Discussion on \"Map and Set in JavaScript\". If you’ve been using JavaScript for any length of time, you’ve likely relied on Objects to store key-value pairs and Arrays to store lists. For a long time, these were the only tools in the shed. Howe"
url: "https://hashnode.com/posts/map-and-set-in-javascript/69ffc1e4e3eebc2e2007c639"
---

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

If you’ve been using JavaScript for any length of time, you’ve likely relied on Objects to store key-value pairs and Arrays to store lists. For a long time, these were the only tools in the shed. Howe

May 9 · 4 min read · mohd-sameer.hashnode.dev  
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