Скачать или смотреть JavaScript Variables: The Good, The Bad & The Ugly

In this video, we break down one of the MOST important concepts in JavaScript — variables and constants.
If you’re just starting with JavaScript, understanding var, let, and const will make your code cleaner, safer, and easier to manage.

🔹 What are variables?
🔹 Difference between var, let, and const
🔹 Which one should you use and when?
🔹 Scope, best practices, and common mistakes

By the end of this video, you’ll understand exactly how data is stored and used inside your JavaScript programs. Perfect for beginners!

⏱ Timestamps
00:00 – Intro
00:40 – What Are Variables?
01:30 – var, let, and const Explained
03:30 – Scope & Best Practices
05:00 – Common Mistakes
05:40 – Outro

🧠 What You’ll Learn
✔ How variables work in JavaScript
✔ var vs let vs const
✔ Block scope vs function scope
✔ Best practices for modern coding

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