Modern JavaScript for React Developer - Zero to Advanced

This course is your complete roadmap to mastering modern JavaScript—from the basics to advanced concepts

What you'll learn
- Learn how to become a confident, modern JavaScript developer — from beginner to advanced
- Learn advanced methods for manipulating arrays and objects using high-order functions like map, filter, reduce, sort, split, splice, shift, and etc.
- Learn how to work with callbacks, Promises, and async/await for handling asynchronous code.
- Be fully equipped with the JavaScript skills needed to excel in any ReactJS development environment—from beginner to advanced levels.
- Learn modern ES6+ from the beginning: arrow functions, destructuring, spread operator, rest operator, hoisting, polyfill and etc.

Requirements
- No programming experience needed, You will learn everything thats you need to know

Description
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

Introduction to this course

Section 2: Exploring JavaScript Fundamentals

Installation and Running First JavaScript Program

Variable and Data Types

Let vs var vs Const in JavaScript

Conditional Statements (if, else if, Switch)

Looping Statements (for, while, do…while)

Loop control (break, continue)

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

Type coercion vs Type conversion

Section 3: Exploring Function and its Applications

Function vs Function Expressions

Arrow functions (ES6)

Parameters and arguments

Scope (Global, Function, Block)

Closures

Immediately Invoked Function Expressions (IIFE)

Higher-order functions

Callback functions

Section 4: Exploring Objects and Arrays

Array Literals

Object Literals

Dot notation vs bracket notation

Destructuring assignment (ES6)

Spread operator (…) (ES6)

Rest Operator (…) (ES6)

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

Call, Apply and Bind

Section 5: Exploring ES6++ New Features

Template String or Literals

For in vs For of Loop

Default Operator (|| or ??)

Array Includes

Synchromous vs Asynchronous

Fetch API

Async/Await

Promise

for await…of | async function*

Exponent Operator

Hoisting

Polyfill

Import and Export Module

Default Export Module

Section 6: Exploring Collections

Map

WeakMap

Set

WeakSet

Section 7: Exploring Array Special Methods

Filter function

Map function

Reduce function

Sort function

forEach

Push vs Pop

Shift vs Unshift

Slice vs Splice

Split vs Join

Find vs findIndex

Every vs Some

Section 8: Interview Questions with Answer

Practical Interview Questions

Theory Interview Questions

At the End

Perfect For:

Beginners starting their web development journey

React developers looking to strengthen their JavaScript foundations

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

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 touse it effectively in modern React applications.

Who this course is for:
- Who want to learn complete modern JavaScript.
- Who want to learn ECMA Script 6++ (ES6+).
- Who want to learn JavaScript for learning JavaScript frameworks like React JS, Node JS, Next JS and etc.
- Who want to make mastery in Modern JavaScript with Functional Programming Styles.
More Info