gistfile1.jsx

    //begin tutorial 13
    var CommentBox = react.createClass({
      getInitialState: function() {
        return {data: []};
      },
      componentDidMount: function() {
      $.ajax({
        url: this.props.url,
        datatype: 'json',
        cache: false,
        success: function(data) {
          this.setState({data: data});
        }.bind(this),
        error: function(xhr, status, err) {
          console.error(this.props.url, status, err.toString());
        }.bind(this)
      });
    },
    render: function() {
      return (
        <div className="commentBox">
          <h1>Comments</h1>
          <CommentList data={this.state.data} />
          <CommentForm />
        </div>
        );
      }
    }); 
    //end tutorial 13