---
title: "Discussion on \"Function Declaration vs Function Expression: What’s the Difference?\" | Hashnode"
description: "Discussion on \"Function Declaration vs Function Expression: What’s the Difference?\". Understand the difference between function declarations and function expressions in JavaScript, how they behave differently, and when to use each in real-world coding."
url: "https://hashnode.com/posts/function-declaration-vs-function-expression-what-s-the-difference/6a00af6ce3eebc2e209ebf0b"
---

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# [Function Declaration vs Function Expression: What’s the Difference?](https://withprathamkumar.hashnode.dev/function-declaration-vs-function-expression-what-s-the-difference?utm_source=hashnode&utm_medium=feed)

Understand the difference between function declarations and function expressions in JavaScript, how they behave differently, and when to use each in real-world coding.

May 10 · 4 min read · withprathamkumar.hashnode.dev  
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-   [#functions](https://hashnode.com/tag/functions)
-   [#function-declaration-vs-expression](https://hashnode.com/tag/function-declaration-vs-expression)
-   [#functions-in-js](https://hashnode.com/tag/functions-in-js)
-   [#functional-programming](https://hashnode.com/tag/functional-programming)
-   [#function-expressions](https://hashnode.com/tag/function-expressions)
-   [#function-declaration](https://hashnode.com/tag/function-declaration)

## Written by

[Pratham Kumar](https://hashnode.com/@devprathamkumar)

@devprathamkumar

  
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Engineering solutions through code.

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