Réponse

ReactDOM.render(<MyComponentClass/>,document.createElement('news'))

Colonne
Explication

Code complet pour l'exemple de news.js
import React from 'react';
import ReactDOM from 'react-dom';

class MyComponentClass extends React.Component {
render() {
return <h1>Hello world</h1>;
}
}

// component goes here:
ReactDOM.render(<MyComponentClass/>,document.createElement('news'))

Question

At the bottom of new.js, create an instance of MyComponentClass (MyComponentClass has been defined in news.js)

Thématique