⚡ JavaScript Topics Covered

1️⃣ Development Environment Setup

Learn how to set up Node.js, Visual Studio Code and Git for JavaScript development on Windows, macOS and Ubuntu.

2️⃣ JavaScript Variables

Learn how to declare variables and understand the difference between let, const and var.

3️⃣ JavaScript Data Types

Understand JavaScript data types and use typeof to check the type of a value.

4️⃣ Strings and Template Literals

Learn string concatenation, template literals and how to insert variables inside strings.

5️⃣ Arithmetic and Assignment Operators

Work with arithmetic operators, increment operators and assignment operators in JavaScript.

6️⃣ Comparison and Logical Operators

Learn comparison operators, strict and loose equality, and logical operators such as AND, OR and NOT.

7️⃣ Functions

Learn how to create and call functions, use parameters, return values and work with arrow functions.

8️⃣ Variable Scope

Understand global, function and block scope and how var, let and const behave differently.

9️⃣ Closures

Understand closures and how inner functions retain access to variables from outer functions.

🔟 JavaScript Timers

Learn how setTimeout, setInterval, clearTimeout and clearInterval work.

1️⃣1️⃣ Conditions and Ternary Operator

Control program flow using if, else if, else and the ternary operator.

1️⃣2️⃣ JavaScript Loops

Learn for, while and do-while loops and control loop execution using break and continue.

1️⃣3️⃣ for...of and for...in Loops

Understand how for...of works with arrays and strings and how for...in works with object properties.

1️⃣4️⃣ Error Handling

Learn try, catch, finally and throw to handle runtime errors and create more stable JavaScript programs.

1️⃣5️⃣ JavaScript Objects

Create and use objects, access properties, update and delete properties, and iterate through object values.

1️⃣6️⃣ JavaScript Classes

Learn how to create classes, use constructors and define methods for class instances.

1️⃣7️⃣ Inheritance and Polymorphism

Understand extends, super(), method overriding, inheritance and polymorphism in JavaScript classes.