React Base Fiddle (JSX)

Starting point for creating JSFiddles with React.

HTML

<script src="https://unpkg.com/react@16/umd/react.development.js"></script>
<script src="https://unpkg.com/react-dom@16/umd/react-dom.development.js"></script>
<div id="container">
    <!-- This element's contents will be replaced with your component. -->
</div>

Babel + JSX

class Hello extends React.Component {
  render() {
    return <div>Hello {this.props.name}</div>;
  }
}

const HelloFactory = React.createFactory(Hello);

ReactDOM.render(
  <div>        
    {HelloFactory({ ref: () => console.log(111), name: 'Jane' })}
    <Hello ref={ () => console.log(222) } name="John" />   
  </div>,
  document.getElementById('container')
);