Grokking JavaScript Fundamentals
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Introductions to Function in JavaScript
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Functions are one of the fundamental building blocks in JavaScript, enabling you to encapsulate a block of code and execute it wherever and whenever you want. Functions allow for code reuse, making your programs more modular, maintainable, and scalable. They can take parameters, perform actions based on those parameters, and return a value.

In JavaScript, functions can be defined in several ways, including function declarations, expressions, and ES6 arrow functions. Understanding how to define and invoke functions is crucial for any JavaScript developer.

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Table of Contents

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