Add a ReactJS component in a non-react page

I don't want anything here except to point to these web sites as of now:

https://medium.com/@sevenleaps/using-react-components-in-non-react-websites-12fb7d71b63f

https://stackoverflow.com/questions/43464780/render-a-react-app-in-a-non-react-web-page

https://reactarmory.com/answers/how-to-integrate-react-into-existing-app

A Sample ReactJS & IFrame example

Application: https://reactjs-iframe.herokuapp.com/

Source code: https://github.com/kadirisani/iframes-app.git
(NOTE: Change the iframe url in App.js to reflect your domain)

References:

https://medium.com/@ebakhtarov/handling-of-iframes-in-react-f038be46ac24

https://gist.github.com/pbojinov/8965299

https://github.com/facebook/create-react-app