React First Component javascript

HTML

<script src="https://fb.me/react-dom-0.14.0.min.js"></script>
<script src="https://fb.me/react-0.14.0.min.js"></script>
<div id="app">
fe
</div>

Babel + JSX

class HelloWorldComponent extends React.Component {
  render() {
    return React.createElement("h1", null, `Discover ReactJS with ${this.props.name}`);
  }
}

ReactDOM.render( 
  <HelloWorldComponent name="Me"/>,
  document.getElementById('app')
);