Learn ReactJS Fundamentals in Just One Video: Build Counter App

Опубликовано: 25 Апрель 2026
на канале: Vishal Rajput
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Welcome to our first ReactJS tutorial! In this video, we will cover the basics of ReactJS and walk you through setting up your environment, understanding the folder structure, and breaking down your UI into components.

All resources and tasks mentioned in the video: https://bit.ly/frontend-developer-bat...

Timestamps:
0:00 Introduction
0:26 Setting up React Environment
1:12 Understanding Folder Structure
2:24 Breaking down UI into Components
4:30 Functional Components
5:31 Class Components
7:20 Import & Export
11:11 Definition of Component
13:06 JSX
15:24 Props
18:47 Default Props
19:30 Creating a Counter App
24:23 State
29:58 Assignment 1
30:05 How to Submit Assignment?
30:40 Assignment 2
30:45 Solution to Assignment 2
37:41 Assignment 3

We will cover how to create functional and class components, and explain the difference between them. You'll learn about JSX, a syntax extension for JavaScript that allows you to write HTML-like code in your JavaScript. We'll also show you how to use props and default props to create reusable components.

Next, we'll guide you through creating a counter app and show you how to use state to create dynamic components. Finally, we'll provide you with three assignments to reinforce your learning, including how to submit them and provide the solution to the second assignment.

Join us in this beginner-friendly ReactJS tutorial and learn how to break down your UI into reusable components and create dynamic applications!

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