Create a Tip Calculator App with React and JavaScript

Create a Tip Calculator App with React and JavaScript

Create a Tip Calculator App with React and JavaScript. We can create the React project with Create React App. To install it, we run: npx create-react-app tip-calculator with NPM to create our React project. React is an easy to use JavaScript framework that lets us create front end apps. We’ll look at how to create a tip calculator app with React and JavaScript.

React is an easy to use JavaScript framework that lets us create front end apps.

In this article, we’ll look at how to create a tip calculator app with React and JavaScript.

Create the Project

We can create the React project with Create React App.

To install it, we run:

npx create-react-app tip-calculator

with NPM to create our React project.

Create the Tip Calculator App

To create the tip calculator app, we write:

import React, { useState } from "react";

export default function App() {
  const [percentageTip, setPercentageTip] = useState(0);
  const [billAmount, setBillAmount] = useState(0);
  const [tipAmount, setTipAmount] = useState(0);
  const [total, setTotal] = useState(0);
  const calculate = (e) => {
    e.preventDefault();
    const formValid = +billAmount > 0 && +percentageTip > 0;
    if (!formValid) {
      return;
    }

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