SOURCE

var Hello = React.createClass({
  render: function () {
    return `<div> Hello World ~_~ </div>`;
  } 
});

React.reader(
  <Hello name="World"/>,
  document.querySelector('#container')
)

<!-- <script src="https://cdn.bootcss.com/babel-polyfill/7.0.0-beta.3/polyfill.min.js"></script> -->
<div id="container"></div>