import React from 'react'; import ReactDOM from 'react-dom/client'; function Hello(props) { return <h1>Hello World!</h1>; } const root = ReactDOM.createRoot(document.getElementById("root")); root.render(<Hello />);
import React from 'react'; import ReactDOM from 'react-dom/client'; function Hello(props) { return <h1>Hello World!</h1>; } const root = ReactDOM.createRoot(document.getElementById("root")); root.render(<Hello />);