JavaScript Mastery from Zero to Hero - Prepare for Coding Interviews - What Are Functions in JavaScript - Part II

The video tutorial introduces the concept of functions, explaining their input-output nature and how they can be reused. It covers the importance of arguments in functions, demonstrating with examples how to create and execute a function that adds two numbers. The tutorial emphasizes the significance of return statements and provides practical examples to solidify understanding. It concludes by encouraging practice to master the fundamentals of functions.

Why is naming functions and variables important in programming?

What does it mean for a function to be reusable code?

What should you do if you find the concept of functions confusing?