> JSM.FIDDLE
EDITOR // HTML | CSS | JS | REACT (useState, useEffect supported)
// React Example with Hooks function Counter() { const [count, setCount] = React.useState(0); React.useEffect(() => { console.log('Count changed:', count); }, [count]); return ( <div style={{ padding: '2rem', textAlign: 'center' }}> <h1>React Counter</h1> <p>Count: {count}</p> <button onClick={() => setCount(count + 1)}> Increment </button> </div> ); } // React 18 API const root = ReactDOM.createRoot(document.getElementById('root')); root.render(<Counter />); <div id="root"></div> <style> button { padding: 0.5rem 1rem; background: #00ff00; color: #000; border: none; cursor: pointer; margin-top: 1rem; } button:hover { background: #00cc00; } </style>
PREVIEW // LIVE RENDER
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