Run ❯
<!DOCTYPE html> <html lang="en"> <title>myPage</title> <script src= "../../unpkg.com/react%4016.14.0/umd/react.production.min.js"></script> <script src= "../../unpkg.com/react-dom%4016.14.0/umd/react-dom.production.min.js"></script> <script src= "../../unpkg.com/babel-standalone%406.15.0/babel.min.js"></script> <body> <div id="root"></div> <script type="text/babel"> class Welcome extends React.Component { render() {return(<h1>Hello {this.props.name}!</h1>);} } ReactDOM.render(<Welcome name = "John Doe"/>, document.getElementById('root')); </script> </body> </html>