js_react__react-intro/public/scripts/tutorial.js

let Comment = React.createClass({
  rawMarkup: function () {
    let rawMarkup = marked(this.props.children.toString(), { sanitize: true });
    return { __html: rawMarkup };
  },
  render: function () {
    return (
      <div className="comment">
        <h2 className="commentAuthor">
          {this.props.author}
        </h2>
        <span dangerouslySetInnerHTML={this.rawMarkup()} />
      </div>
    );
  }
});

let CommentList = React.createClass({
  render: function () {
    return (
      <div className="commentList">
        <Comment author="Pete Hunt">This is one comment</Comment>
        <Comment author="Jordan Walke">This is *another* comment</Comment>
        </div>
    );
  }
});

let CommentForm = React.createClass({
  render: function () {
    return (
      <div className="commentForm">
        Hello, world! I am a CommentForm.
        </div>
    );
  }
});

let CommentBox = React.createClass({
  render: function () {
    return (
      <div className="commentBox">
        <h1>Comments</h1>
        <CommentList />
        <CommentForm />
        </div>
    );
  }
});

ReactDOM.render(
  <CommentBox />,
  document.getElementById("content")
);