---
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?\". JavaScript functions are one of the most important building blocks in programming. Whether you're building a simple script or a full web application, functions help organize and reuse code efficiently"
url: "https://hashnode.com/posts/function-declaration-vs-function-expression-what-s-the-difference/69b6cf07f4eb2f8b049efbde"
---

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

JavaScript functions are one of the most important building blocks in programming. Whether you're building a simple script or a full web application, functions help organize and reuse code efficiently

Mar 15 · 5 min read · blog.rithbanerjee.site  
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