JavaScript Callback Function Explained 🔥 | Beginner to Pro Guide

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In today’s video, we’ll learn JavaScript Callback Functions — one of the most important concepts to understand how JavaScript works internally, especially in real-world applications.

Callback functions are functions that are passed as arguments to another function and are executed later.

📌 What You’ll Learn in This Video
✔️ Callback Function Basics

What is a callback function?

Why callbacks are needed

Function as a value concept

✔️ How Callback Works

Passing function as parameter

Calling callback inside another function

Flow of execution

✔️ Practical Examples

Simple callback example

Calculator using callbacks

Real-life analogy

setTimeout basic example

✔️ Important Concepts

Synchronous vs asynchronous idea

Why callbacks are important

Common beginner mistakes

Callback vs normal function

💡 Why This Video Is Important?

✔️ Foundation of asynchronous JavaScript
✔️ Required for events, APIs, timers
✔️ Used in real projects
✔️ Prepares you for promises & async/await
✔️ Frequently asked interview topic

📌 Recommended Next Videos

setTimeout & setInterval

JavaScript Promises

async & await

Event Loop Basics

DOM Events

#EasyWebSeries #JavaScript #CallbackFunction #AsyncJS #JSBasics #webdevelopmentforbeginners

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