sample-App.js

// App.js
import React from 'react';
import ReactDOM from 'react-dom';
import { Provider } from 'react-redux';
import WishlistApp from './wishlist/App';
import VisaCheckerApp from './visa-checker/App'
import TripSearchApp from './trip-search/App'
import { store } from './store'

const WishlistDOM = document.getElementById('wishlist-app')
if(WishlistDOM){    
  ReactDOM.render(        
    <Provider store={store}>            
       <WishlistApp/>        
    </Provider>, 
    WishlistDOM    
  )
}
const VisaDOM = document.getElementById('visa-checker-app')
if(VisaDOM){    
  const countryCodes = VisaDOM.getAttribute('data-destinations')
  const nationality = VisaDOM.getAttribute('data-nationality')
  ReactDOM.render(        
    <Provider store={store}>            
       <VisaCheckerApp 
         destinations={countryCodes}
         nationality={nationality}
       />        
    </Provider>, 
    VisaDOM    
  )
}
const TripSearchDOM = document.getElementById('trip-search-app')
if(TripSearchDOM){    
  ReactDOM.render(        
    <Provider store={store}>            
       <TripSearchApp/>        
    </Provider>, 
    TripSearchDOM    
  )
}