react useLocation()
import React from "react";
import ReactDOM from "react-dom";
import {
BrowserRouter as Router,
Switch,
useLocation
} from "react-router-dom";
function usePageViews() {
let location = useLocation();
React.useEffect(() => {
ga.send(["pageview", location.pathname]);
}, [location]);
}
function App() {
usePageViews();
return <Switch>...</Switch>;
}
ReactDOM.render(
<Router>
<App />
</Router>,
node
);