🚁 Think You’ve Mastered JavaScript? These Concepts Will Prove You Wrong! 🐆 👊

We’ve all been there: JavaScript basics become second nature, yet “advanced” concepts seem confusing and difficult. ✈️

Mastering advanced JavaScript concepts separates skilled developers from experts. You’ll understand why things work, not just how, which will improve the efficiency, flexibility, and durability of your code.

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Furthermore, if you know these concepts, detecting difficult problems and developing complex features will be a lot easier.

So, drink some coffee, stretch your fingers, and let’s level up together!

Have a BIG IDEA in mind? Let’s discuss what we can gain together.

What is a Closure?

Imagine closures to be a function’s “backpack” full of variables for later usage. A closure is a function that uses JavaScript’s lexical scoping system to remember the context in which it was created.