📌 INTRODUCTION Building a calculator is one of the best ways to understand: State management Event handling Dynamic UI updates In this program, we will create a basic calculator app that can: Perform addition, subtraction, multiplication, division Display results dynamically 👉 This is a must-do mini project for React beginners. 📘 PROBLEM STATEMENT 👉 Develop …
Post 16: React Form Handling using useState (Controlled Components)
📌 INTRODUCTION Handling forms in React is different from traditional HTML. In React, we use controlled components, where form inputs are controlled by state. In this program, we will: Use useState to manage form inputs Handle user input dynamically Understand controlled components 👉 This concept is essential for: Login forms Registration systems Real-world applications 📘 …
React Fetch API using useEffect Hook (Step-by-Step Example)
📌 INTRODUCTION In modern web applications, data is usually fetched from external APIs. React provides the useEffect hook to handle such side effects. In this program, we will: Fetch data from an API Store it using useState Display it dynamically 👉 This is a must-know concept for projects and placements. 📘 PROBLEM STATEMENT 👉 Write …
React Simple Form Component using Props and useStat
📌 INTRODUCTION Forms are an essential part of web applications. In React, form handling is done using state and event handling. In this program, we will: Create a simple form component Handle user input using useState Use props for submission handling 👉 This concept is widely used in: Login forms Registration forms Contact forms 📘 …
React User Profiles List using Props and map()
📌 INTRODUCTION Displaying lists of users is a very common requirement in modern web applications like: Social media apps Admin dashboards Student portals In this program, we will: Create a User Profile Component Pass user data using props Render multiple profiles using map() 👉 This is a real-world React concept and very important for projects. …
React Todo Item Component (Props + Toggle Complete/Incomplete)
📌 INTRODUCTION Todo applications are one of the most common beginner projects in React. They help you understand: Component structure Props usage State and event handling In this program, we will create a Todo Item Component that: Displays a task Shows completion status Toggles between completed and incomplete 👉 This is a foundation for building …
React Product Card Component using Props and Styling
📌 INTRODUCTION In modern web applications, displaying products in a card format is very common (e-commerce, dashboards, portfolios). In this program, we will: Create a reusable Product Card Component Use props to pass product data Apply styling for better UI 👉 This is a real-world React component and very useful for projects. 📘 PROBLEM STATEMENT …
React Props Explained with Greeting Component Example
📌 INTRODUCTION In React, props (short for properties) are used to pass data from one component to another. They are: Read-only Used for communication between components Essential for building reusable UI 👉 In this program, we will create a Greeting Component using props. 📘 PROBLEM STATEMENT 👉 Create a React component that takes a name …
React Change Background Color using useState Hook (Button Click Example)
📌 INTRODUCTION In React, we often need to update the UI dynamically based on user interaction. One common example is changing the background color of a component. In this program, we will: Use the useState hook Change background color on button click Understand dynamic styling in React 👉 This concept is widely used in themes, …
React Toggle Visibility using useState Hook (Show/Hide Example)
📌 INTRODUCTION In React, controlling what is visible on the screen is a common requirement. Using the useState hook, we can easily show or hide content dynamically. In this program, we will: Toggle visibility of content Use state to control UI Handle button click events 👉 This concept is widely used in modals, dropdowns, menus, …