---
title: "Discussion on \"How Execution Context Works in JavaScript – A Handbook for Devs\" | Hashnode"
description: "Discussion on \"How Execution Context Works in JavaScript – A Handbook for Devs\". Execution Context is one of the most fundamental yet most misunderstood concepts in JavaScript. It defines how JavaScript code is evaluated and executed, and it plays a central role in determining how variables, functions, and scope behave.\nMany core..."
url: "https://hashnode.com/posts/how-execution-context-works-in-javascript-handbook/696fd4c6078e49955b0f38de"
---

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# [How Execution Context Works in JavaScript – A Handbook for Devs](https://freecodecamp.org/news/how-execution-context-works-in-javascript-handbook?utm_source=hashnode&utm_medium=feed)

Execution Context is one of the most fundamental yet most misunderstood concepts in JavaScript. It defines how JavaScript code is evaluated and executed, and it plays a central role in determining how variables, functions, and scope behave. Many core...

Jan 20 · 42 min read · freecodecamp.org  
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-   [#execution-context](https://hashnode.com/tag/execution-context)
-   [#javascript](https://hashnode.com/tag/javascript)
-   [#hoisting](https://hashnode.com/tag/hoisting)
-   [#closures-in-javascript](https://hashnode.com/tag/closures-in-javascript)
-   [#scope-in-js](https://hashnode.com/tag/scope-in-js)
-   [#handbook](https://hashnode.com/tag/handbook)

## Written by

[Sumit Saha](https://hashnode.com/@sumitsaha)

@sumitsaha · Dhaka, Bangladesh

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

Software Engineer, Programming Educator , and Technology Entrepreneur (Dhaka, Bangladesh) | Co-founder @ Analyzen | Founder @ Learn with Sumit (LWS) | Founder @ logicBase Labs | freeCodeCamp Contributor

Sumit Saha (Dhaka, Bangladesh) - Bangladeshi software engineer and programming educator. Founder of Learn with Sumit (LWS) and logicBase Labs; Co-founder of Analyzen

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