Скачать или смотреть MERN Tutorial #4 — JavaScript Operators & Short-Circuiting Explained

Welcome to Video 4 of the MERN Stack Beginner to Advanced Series!
In this video, we break down one of the most important fundamentals of JavaScript — operators — with easy examples and practical explanations.

🔥 Topics Covered in This Video

✔️ Arithmetic Operators
 ◾ +, -, *, /, %, ** (power), ++, --

✔️ Assignment Operators
 ◾ =, +=, -=, *=, /=, %=, etc.

✔️ Comparison Operators
 ◾ == vs ===
 ◾ != vs !==

✔️ Logical Operators
 ◾ && (AND)
 ◾ || (OR)
 ◾ ! (NOT)

✔️ Ternary Operator
 ◾ Clean, readable conditional logic in one line

✔️ Short-Circuiting in JavaScript
 ◾ How && and || decide whether to execute the next expression
 ◾ Practical use cases (default values, conditional checks, function calls)

🎯 After this video, you will be able to:

🔹 Use all operators correctly in real projects
🔹 Write cleaner conditions with ternary operators
🔹 Understand how logical operators control execution
🔹 Avoid common bugs caused by short-circuiting

🗓️ Next Video:

👉 JavaScript Ternary & Logical Operators

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