basic react code

1class HelloMessage extends React.Component {
2  render() {
3    return (
4      <div>
5        Hello {this.props.name}
6      </div>
7    );
8  }
9}
10
11ReactDOM.render(
12  <HelloMessage name="jayden" />,
13  document.getElementById('root')
14);

1ReactDOM.render(  
2    <Hello />,   
3    document.getElementById("root")  
4);
5