create react app .env
// Create .env file
REACT_APP_VAR_NAME=value
// Use this variable
process.env.REACT_APP_VAR_NAMEcreate react app .env
// Create .env file
REACT_APP_VAR_NAME=value
// Use this variable
process.env.REACT_APP_VAR_NAMEreact environment variables
// Place a filer called .env at the doc root of your project
/*
my-react-app/
|-node-modules/
|-src/
|-public/
|-.env
|-gitignore
|-package.json
|-package.lock.json.
|-README.md
*/
// Edit the .env file and create your cusotm Environment Variables
// DO NOT USE SINGLE OR DOUBLE QUOTES!
REACT_APP_CLIENT_ID=jfjffffaddfeettgydgdffv
REACT_APP_KEY=aaddddawrfffvvvvssaa
// They will be READ-ONLY from your JS file, you can print them
// or assign them to other variables
console.log(process.env.REACT_APP_CLIENT_ID);
console.log(process.env.REACT_APP_KEY);
var id = process.env.REACT_APP_CLIENT_ID;
var key = process.env.REACT_APP_KEY;create-react-app enviroment variables
process.env.NODE_ENV gives you either "development" or "production" or "test"
When you run npm start it is equal to develpment
When you run npm run build it is equal to production
When you run npm test it is equal to testCopyright © 2021 Codeinu
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