<html>

<head>
  <title>Load NPM package in browser</title>
  <script crossorigin src="https://unpkg.com/react@16/umd/react.production.min.js"></script>
  <script crossorigin src="https://unpkg.com/react-dom@16/umd/react-dom.production.min.js"></script>
</head>

<body>
  <div id="root"></div>

  <script>
    ReactDOM.render(React.createElement("h1", null, "Dynamic tag created by React"), document.querySelector("#root"))
  </script>
</body>

</html>

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External JavaScript

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