ReactJS Projects: BMI Calculator

Beginner Level Project

Description

The BMI (Body Mass Index) Calculator is a simple application that allows users to calculate their BMI based on their inputted height and weight values. This project is designed for beginners to get accustomed to handling forms and updating the user interface in React.

Requirements

The BMI Calculator should include the following features:

An input field for the user to enter their weight in kilograms.
An input field for the user to enter their height in meters.
A button to calculate the BMI.
An area to display the calculated BMI value along with a message indicating the BMI category (e.g., underweight, normal, overweight).
Basic error handling for invalid input values.

Key Concepts

Handling user input in React using controlled components.
Performing calculations based on user input.
Updating and rendering the user interface based on state changes.
Using Tailwind CSS to style and enhance the layout of the application.

Learning Objectives

After completing this project, students will be able to:

Build simple applications with intuitive user interfaces using React.
Capture and manage user inputs effectively in React components.
Perform basic mathematical operations and display results based on these calculations.
Apply basic styling to create clean and responsive user interfaces.