Data container component example (via @chantastic)

CommentListContainer.jsx

// CommentListContainer.jsx (DATA)

class CommentListContainer extends React.Component {
  constructor() {
    super();
    this.state = { comments: [] }
  }
  
  componentDidMount() {
    $.ajax({
      url: "/my-comments.json",
      dataType: 'json',
      success: function(comments) {
        this.setState({comments: comments});
      }.bind(this)
    });
  }
  
  render() {
    return <CommentList comments={this.state.comments} />;
  }
}