React Base Fiddle (JSX)

Starting point for creating JSFiddles with React. This uses React with Addons.

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/babel-core/5.8.24/browser.js"></script>
<script src="https://npmcdn.com/react@latest/dist/react-with-addons.js"></script>
<script src="https://npmcdn.com/react-dom@latest/dist/react-dom.js"></script>
<script src="https://facebook.github.io/react/js/jsfiddle-integration-babel.js"></script>

<div id="container">
    <!-- This element's contents will be replaced with your component. -->
</div>

CSS

sprite
{
	background:url("https://tinyletter.com/site/assets/images/brand-assets/black-swatch.png") no-repeat top left;
	width:25px;
	height:25px;
	float:left
}
.sprite.like
{
	background-position:0 0
}

JavaScript 1.7

var Hello = React.createClass({
  render: function() {
    return <div className="sprite.like"></div>;
  }
});

ReactDOM.render(
  <Hello />,
  document.getElementById('container')
);