React Native on Web starter file

index.js

import React from "react";
import { Text } from "react-native";
import ReactDOM from "react-dom";
import * as serviceWorker from "./serviceWorker";

// Import Main React Native app component here
const App = () => <Text>Hello</Text>;
ReactDOM.render(
  <React.StrictMode>
    <App />
  </React.StrictMode>,
  document.getElementById("root")
);
// If you want your app to work offline and load faster, you can change
// unregister() to register() below. Note this comes with some pitfalls.
// Learn more about service workers: https://bit.ly/CRA-PWA
serviceWorker.unregister();