---
title: "Discussion on \"Callbacks in JavaScript: Why they exist\" | Hashnode"
description: "Discussion on \"Callbacks in JavaScript: Why they exist\". Learn how callbacks work in JavaScript, why they exist, and how they enable asynchronous programming and event-driven behavior."
url: "https://hashnode.com/posts/callbacks-in-javascript-why-they-exist/6a00a968e3eebc2e209a7560"
---

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# [Callbacks in JavaScript: Why they exist](https://javascript-journey-by-navdeep.hashnode.dev/callbacks-in-javascript-why-they-exist?utm_source=hashnode&utm_medium=feed)

Learn how callbacks work in JavaScript, why they exist, and how they enable asynchronous programming and event-driven behavior.

May 10 · 4 min read · javascript-journey-by-navdeep.hashnode.dev  
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-   [#javascript](https://hashnode.com/tag/javascript)
-   [#callback](https://hashnode.com/tag/callback)
-   [#asyncprogramming](https://hashnode.com/tag/asyncprogramming)
-   [#event-loop](https://hashnode.com/tag/event-loop)
-   [#nodejs](https://hashnode.com/tag/nodejs)
-   [#functional-programming](https://hashnode.com/tag/functional-programming)

## Written by

[Navdeep Rohilla](https://hashnode.com/@NavdeepRohilla)

@NavdeepRohilla

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

Documenting my journey as a developer.

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