Create React App: using environment variables in index.html

Question

Is there a way to inject environment variables, e.g. REACT_APP_MY_API into the index.html file?

According to this, it can be done, but I can\'

Answer 1

Make sure you restart your create-react-app when adding variables into the .env file

Also make sure you have >= react-scripts@0.9

I use .env variables for the meta title of a site with various language versions of the build: