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<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width">
  <title>JS Bin</title>
</head>
<body>
<script src="https://fb.me/react-with-addons-15.1.0.js"></script>
<script src="https://fb.me/react-dom-15.1.0.js"></script>
  <div id="checkbox"></div>
</body>
</html>
 
​
class Checkbox extends React.Component {
  constructor(props) {
    super(props);
    this.state = {
      isChecked: true,
    };
  }
  toggleChange = () => {
    this.setState({
      isChecked: !this.state.isChecked,
    });
  }
  render() {
    return (
      <label>
        <input type="checkbox"
          checked={this.state.isChecked}
          onChange={this.toggleChange}
        />
        Check Me!
       </label>
    );
  }
}
​
window.onload = function() {
  ReactDOM.render(
    <Checkbox />,
    document.getElementById('checkbox')
  );
}
​
Output

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anonymouspro
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