Modern JavaScript for React Developer - Zero to Advanced

Modern JavaScript for React Developer - Zero to Advanced udemy course free download

Mastering JavaScript ES6++ for Beginners – Learn From Scratch, No Experience Needed

Master modern JavaScript from the ground up and become the developer every React team wants.

This hands-on course is designed to take you from absolute beginner to advanced JavaScript proficiency—with a focus on what truly matters for React development. Whether you're starting fresh or leveling up your skills, you’ll gain the confidence to write clean, modern, and production-ready JavaScript.

What You’ll Learn

Section 1: Introduction

1. Introduction to this course

Section 2: Exploring JavaScript Fundamentals

1. Installation and Running First JavaScript Program

2. Variable and Data Types

3. Let vs var vs Const in JavaScript

4. Conditional Statements (if, else if, Switch)

5. Looping Statements (for, while, do...while)

6. Loop control (break, continue)

7. Ternary operator (?:) and === vs ==

8. Type coercion vs Type conversion

Section 3: Exploring Function and its Applications

1. Function vs Function Expressions

2. Arrow functions (ES6)

3. Parameters and arguments

4. Scope (Global, Function, Block)

5. Closures

6. Immediately Invoked Function Expressions (IIFE)

7. Higher-order functions

8. Callback functions

Section 4: Exploring Objects and Arrays

1. Array Literals

2. Object Literals

3. Dot notation vs bracket notation

4. Destructuring assignment (ES6)

5. Spread operator (...) (ES6)

6. Rest Operator (...) (ES6)

7. Object methods (Object.keys(), Object.values(),Object.entities())

8. Call, Apply and Bind

Section 5: Exploring ES6++ New Features

1. Template String or Literals

2. For in vs For of Loop

3. Default Operator (|| or ??)

4. Array Includes

5. Synchromous vs Asynchronous

6. Fetch API

7. Async/Await

8. Promise

9. for await...of | async function*

10. Exponent Operator

11. Hoisting

12. Polyfill

13. Import and Export Module

14. Default Export Module

Section 6: Exploring Collections

1. Map

2. WeakMap

3. Set

4. WeakSet

Section 7: Exploring Array Special Methods

1. Filter function

2. Map function

3. Reduce function

4. Sort function

5. forEach

6. Push vs Pop

7. Shift vs Unshift

8. Slice vs Splice

9. Split vs Join

10. Find vs findIndex

11. Every vs Some

Section 8: Interview Questions with Answer

1. Practical Interview Questions

2. Theory Interview Questions

3. At the End

Perfect For:

1. Beginners starting their web development journey

2. React developers looking to strengthen their JavaScript foundations

3. Developers from other languages (Python, Java, etc.) moving to JS

4. Anyone preparing for front-end interviews or coding assessments

By the end of this course, you won’t just “know” JavaScript—you’ll understand how to use it effectively in modern React applications.