---
title: "Discussion on \"🤔 \"Why Doesn't My Function Work?!\" — Every JS Beginner's First Mistake (Declaration vs Expression Explained)\" | Hashnode"
description: "Discussion on \"🤔 \"Why Doesn't My Function Work?!\" — Every JS Beginner's First Mistake (Declaration vs Expression Explained)\". You wrote a function. You called it. It broke. Sound familiar? Let's fix that — forever."
url: "https://hashnode.com/posts/why-doesn-t-my-function-work-every-js-beginner-s-first-mistake-declaration-vs-expression-explained/69a81448b3a49fdacb0c5e0f"
---

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# [🤔 "Why Doesn't My Function Work?!" — Every JS Beginner's First Mistake (Declaration vs Expression Explained)](https://vishudev.hashnode.dev/why-doesn-t-my-function-work-every-js-beginner-s-first-mistake-declaration-vs-expression-explained?utm_source=hashnode&utm_medium=feed)

You wrote a function. You called it. It broke. Sound familiar? Let's fix that — forever.

Mar 4 · 6 min read · vishudev.hashnode.dev  
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## Written by

[Vishal Kumar Gupta](https://hashnode.com/@vishudev)

@vishudev · Patna , India

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

developer

Vishal Gupta Android dev in progress. Building toward SaaS — one shipped product at a time. I care about reliability over hype. Still learning, but I build things that work.

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