React 101

by arunoda

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/react/15.4.0/react.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/react/15.4.0/react-dom.min.js"></script>
<div id="app"/>

Babel + JSX

const AgeIndicator = ({ age }) => (
	<div>
	  {age > 40 ? (<p>You are old.</p>) : (<p>You are young.</p>)}
	</div>
);

ReactDOM.render(
	<AgeIndicator age={20} />,
  document.getElementById('app')
);