---
title: "Discussion on \"Browser extensions - Messaging\" | Hashnode"
description: "Discussion on \"Browser extensions - Messaging\". In this article, we'll look at how message sending works.\nYou'll often want to send some data from your popup script to the background worker, where the worker will say something with the data and return it.\nLet's take a look at how that works.\nIf yo..."
url: "https://hashnode.com/posts/browser-extensions-messaging/6309ab844d50fd71142c8e33"
---

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Discussion

# [Browser extensions - Messaging](https://h.daily-dev-tips.com/browser-extensions-messaging?utm_source=hashnode&utm_medium=feed)

In this article, we'll look at how message sending works. You'll often want to send some data from your popup script to the background worker, where the worker will say something with the data and return it. Let's take a look at how that works. If yo...

Aug 27, 2022 · 2 min read · h.daily-dev-tips.com  
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-   [#html5](https://hashnode.com/tag/html5)
-   [#browsers](https://hashnode.com/tag/browsers)
-   [#web-development](https://hashnode.com/tag/web-development)
-   [#programming](https://hashnode.com/tag/programming)
-   [#javascript](https://hashnode.com/tag/javascript)

## Written by

[Chris Bongers](https://hashnode.com/@dailydevtips)

@dailydevtips · Cape Town, SA

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

Looking to get into development? As a full-stack developer I guide you on this journey and give you bite sized tips every single day 👊

I'm a full-stack developer from South Africa 🇿🇦. I love writing about JavaScript, HTML and CSS.

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