Stateless React Components ref support

This is a proof of concept that Stateless React Components are also supporting ref in DOM elements.

by inancgumus

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>

<h1>
Stateless React Components <em>ref</em> support
</h1>

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

JavaScript 1.7

const MyComponent = ({ onChange }) => {
  let cityInput

  const onSubmit = e => {
    e.preventDefault()

    let city = cityInput.value
    if (city) {
      onChange(city)
    }
  }

  return (
    <div>
      <form onSubmit={ onSubmit }>
        <div>
          <input type='text' placeholder='Enter City Name'
            ref={ el => cityInput = el } />
        </div>
        <div>
          <button>Go</button>
        </div>
      </form>
    </div>
  )
}

ReactDOM.render(
	<MyComponent onChange={alert.bind(this)} />,
	document.querySelector('#container')
)