---
title: "Discussion on \"JS Fundamentals #15 — 🔗 Scope Chain — How Variables are Resolved in JavaScript\" | Hashnode"
description: "Discussion on \"JS Fundamentals #15 — 🔗 Scope Chain — How Variables are Resolved in JavaScript\". When you write JavaScript, you often use variables declared in different scopes. Have you ever wondered how JavaScript knows which variable to use when there are many with the same name? The answer lies in the scope chain.\n🌟 What is a Scope?\nA scope..."
url: "https://hashnode.com/posts/scope-chain-how-variables-are-resolved-in-javascript/68626b13aba8e136886c73ad"
---

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# [JS Fundamentals #15 — 🔗 Scope Chain — How Variables are Resolved in JavaScript](https://pushpesh-js-articles.hashnode.dev/scope-chain-how-variables-are-resolved-in-javascript?utm_source=hashnode&utm_medium=feed)

When you write JavaScript, you often use variables declared in different scopes. Have you ever wondered how JavaScript knows which variable to use when there are many with the same name? The answer lies in the scope chain. 🌟 What is a Scope? A scope...

Jun 30, 2025 · 2 min read · pushpesh-js-articles.hashnode.dev  
Updated Dec 5, 2025  
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-   [#scope-in-javascript](https://hashnode.com/tag/scope-in-javascript)
-   [#scope-in-js](https://hashnode.com/tag/scope-in-js)
-   [#scope-chain](https://hashnode.com/tag/scope-chain)

## Written by

[pushpesh kumar](https://hashnode.com/@pushpeshkumar)

@pushpeshkumar · Oslo, Norway

  
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