---
title: "Discussion on \"🔍 JavaScript Functions Deep Dive #1: How Functions Are Defined, Named, and Used\" | Hashnode"
description: "Discussion on \"🔍 JavaScript Functions Deep Dive #1: How Functions Are Defined, Named, and Used\". Functions are at the heart of JavaScript — powering everything from event handling to API interactions. In this article, we’ll dive deep into:\n\nFunction declarations vs expressions\n\nNamed vs anonymous functions\n\nParameters, arguments, and return valu..."
url: "https://hashnode.com/posts/javascript-functions-deep-dive-1-how-functions-are-defined-named-and-used/686bc91e887a871af548b529"
---

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# [🔍 JavaScript Functions Deep Dive #1: How Functions Are Defined, Named, and Used](https://pushpesh-js-articles.hashnode.dev/javascript-functions-deep-dive-1-how-functions-are-defined-named-and-used?utm_source=hashnode&utm_medium=feed)

Functions are at the heart of JavaScript — powering everything from event handling to API interactions. In this article, we’ll dive deep into: Function declarations vs expressions Named vs anonymous functions Parameters, arguments, and return valu...

Jul 7, 2025 · 4 min read · pushpesh-js-articles.hashnode.dev  
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-   [#function-declaration](https://hashnode.com/tag/function-declaration)
-   [#function-expressions](https://hashnode.com/tag/function-expressions)
-   [#anonymous-function](https://hashnode.com/tag/anonymous-function)

## Written by

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

@pushpeshkumar · Oslo, Norway

  
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