---
title: "Discussion on \"⚡ JavaScript Functions Deep Dive #3: Understanding IIFE (Immediately Invoked Function Expressions)\" | Hashnode"
description: "Discussion on \"⚡ JavaScript Functions Deep Dive #3: Understanding IIFE (Immediately Invoked Function Expressions)\". JavaScript is full of surprises — and one of its cleverest patterns is the Immediately Invoked Function Expression (IIFE). If you’ve ever seen a function that executes as soon as it’s defined, you’ve seen an IIFE in action.\nIn this post, we’ll demyst..."
url: "https://hashnode.com/posts/javascript-functions-deep-dive-3-understanding-iife-immediately-invoked-function-expressions/686bd5b49f36c4963235104c"
---

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Discussion

# [⚡ JavaScript Functions Deep Dive #3: Understanding IIFE (Immediately Invoked Function Expressions)](https://pushpesh-js-articles.hashnode.dev/javascript-functions-deep-dive-3-understanding-iife-immediately-invoked-function-expressions?utm_source=hashnode&utm_medium=feed)

JavaScript is full of surprises — and one of its cleverest patterns is the Immediately Invoked Function Expression (IIFE). If you’ve ever seen a function that executes as soon as it’s defined, you’ve seen an IIFE in action. In this post, we’ll demyst...

Jul 7, 2025 · 3 min read · pushpesh-js-articles.hashnode.dev  
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[pushpesh kumar](https://hashnode.com/@pushpeshkumar)

@pushpeshkumar · Oslo, Norway

  
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