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">
</div>

Babel + JSX

ReactDOM.render(
  <script async src="https://example.com/script.js" />,
  document.getElementById('container')
);

console.log(document.getElementById('container').innerHTML)