---
title: "Discussion on \"JavaScript Internals: How Execution Context and Lexical Environment Work\" | Hashnode"
description: "Discussion on \"JavaScript Internals: How Execution Context and Lexical Environment Work\". Ever wondered how JavaScript knows what to run and where your variables live?Meet the two unsung heroes: Execution Context and Lexical Environment.\n\n🧠 Simple Analogy:\nImagine a theater play.\n\nEach scene (function) is like a stage.\n\nWhen a scene star..."
url: "https://hashnode.com/posts/javascript-internals-how-execution-context-and-lexical-environment-work/6860523740d5741c99e890cc"
---

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# [JavaScript Internals: How Execution Context and Lexical Environment Work](https://execution-lexical-js.hashnode.dev/javascript-internals-how-execution-context-and-lexical-environment-work?utm_source=hashnode&utm_medium=feed)

Ever wondered how JavaScript knows what to run and where your variables live?Meet the two unsung heroes: Execution Context and Lexical Environment. 🧠 Simple Analogy: Imagine a theater play. Each scene (function) is like a stage. When a scene star...

Jun 28, 2025 · 2 min read · execution-lexical-js.hashnode.dev  
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[Akum Imchen](https://hashnode.com/@akum)

@akum · Chumukedima,Nagaland

  
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