Step by Step Guide: How to get started with React.js

Summary

Below we will go through with how to install a react app, call an API, retrieve the data from the API and display it on your local website.

Step 1

Install create-react-app locally on your machine.

npx create-react-app my-app
cd my-app
npm start

Step 2

Open http://localhost:3000/ to see your app.

Step 3

Let’s try to edit App.js and run the updated code

Below is the original file.

import logo from './logo.svg';
import './App.css';

function App() {
  return (
    <div className="App">
      <header className="App-header">
        <img src={logo} className="App-logo" alt="logo" />
        <p>
          Edit <code>src/App.js</code> and save to reload.
        </p>
        <a
          className="App-link"
          href="https://reactjs.org"
          target="_blank"
          rel="noopener noreferrer"
        >
          Learn React
        </a>
      </header>
    </div>
  );
}

export default App;

Update line 10 with a text. Then save the file. Open http://localhost:3000/ and the website should update with your text.

import logo from './logo.svg';
import…