import createRoot from 'react-dom/client'; import App from './App'; const root = createRoot(document.getElementById('root')); root.render(<App />); function handleClick() setCount(c => c + 1); setFlag(f => !f); // React 18: renders once
useEffect(() => fetch('https://movie-quote-api.com/random') .then(res => res.json()) .then(data => setFact(data.quote)); , []); // empty array = run once code mosh react 18 beginners fco
function MovieIdea() return ( <div> <h2>Inception</h2> <p>A dream within a dream</p> </div> ); import createRoot from 'react-dom/client'; import App from '