Coding Practice

Learn React Step by Step

Start learning React in simple English. Understand the topic, check the example, and practice directly on the page. This section is designed for beginners and job learners.

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What is React?

React is a JavaScript library used to build user interfaces. It helps developers create modern, fast, and reusable UI parts.

Simple understanding:

HTML

Creates the structure

CSS

Adds design

JavaScript

Adds action

React

Builds smart UI

Why Learn React?

Used in many modern websites and applications
Helps create reusable UI components
Makes frontend development faster
Useful for jobs and freelance work

Improves project structure
Helps manage dynamic pages
Very popular in real projects
Good next step after JavaScript

What You Will Learn in This React Section

Basics

Learn React intro, get started, first app, render HTML, and ES6 basics.

JSX

Learn JSX intro, expressions, attributes, and conditions.

Components

Learn components, props, children, and reusable UI structure.

Forms and Events

Learn events, lists, forms, inputs, checkbox, and radio usage.

Hooks

Learn useState, useEffect, useContext, useRef, and other hooks.

Practice

Practice with examples, mini tasks, small projects, and interview questions.

How to Learn Better

Read the Topic

Understand the concept in simple words.

Check the Example

See how the code is written in a small form.

Practice Yourself

Type code and check the output carefully.

Repeat Again

Daily practice makes React easy.

React Topics

Below are the important topic groups you will learn in this React section.

React Basics

React Intro
React Get Started
React First App
React Render HTML
React Upgrade
React ES6

React JSX

JSX Intro
JSX Expressions
JSX Attributes
JSX If Statements

React Components

Components
Class
Props
Props Destructuring
Props Children

React Forms & Events

Events
Conditionals
Lists
Forms
Textarea
Select
Checkbox
Radio

React Hooks

What is Hooks?
useState
useEffect
useContext
useRef
useReducer
useCallback
useMemo
Custom Hooks

Practice Zone

Examples
Exercises
Interview Questions
Mini Projects
Study Plan

Quick React Example

Below is a simple React example. It shows one component with heading and paragraph.

function App() {
  return (
    <div>
      <h1>Hello Students</h1>
      <p>Welcome to React learning.</p>
    </div>
  );
}

Practice - React Basics

Task 1: Create one component with heading and paragraph.

Task 2: Add one button inside the component.

Task 3: Change the heading text.

Code Editor

Output Preview

Mini Project

Build your first simple React UI with the following:

Include These

One component
Heading
Paragraph
Button
Simple list

Goal

This small project helps students understand React component structure in a simple way.

Basic Interview Questions

1. What is React?

React is a JavaScript library used to build user interfaces.

2. What is a component in React?

A component is a reusable part of the UI.

3. What is JSX?

JSX is HTML-like syntax used inside React.

4. What are props?

Props are used to pass data from parent to child component.

5. What are hooks?

Hooks are special functions used in functional components.

Final Message

React may look difficult at first, but it becomes easy with regular practice. Do not only read the topic. Type the code, run it, and understand what happens.

Small steps every day can help you become strong in React.

`); doc.close(); }function resetCode() { document.getElementById("dt-react-editor-home").value = defaultReactCode; runCode(); }window.dtReactRunCode = runCode; window.dtReactResetCode = resetCode;document.addEventListener("DOMContentLoaded", function () { resetCode(); }); })();