Firebase env file

$ cd project_directory
$ cd functions
$ firebase functions:config:set api_key1="YOUR_API_KEY1" api_key2="YOUR_API_KEY2"

// Accessing the Keys in Code

const functions = require('firebase-functions');

const api_key1  = functions.config().api_key1;
const api_key2  = functions.config().api_key2;

Source: dev.to

Firebase env

On .env.local file you have to write
REACT_APP_FIREBASE_API_KEY=
REACT_APP_FIREBASE_AUTH_DOMAIN=
REACT_APP_FIREBASE_PROJECT_ID=
REACT_APP_FIREBASE_STORAGE_BUCKET=
REACT_APP_FIREBASE_MESSAGING_SENDER_ID=
REACT_APP_FIREBASE_APP_ID=

Firebase env

const firebaseConfig = {
    apiKey: process.env.REACT_APP_FIREBASE_API_KEY,
    authDomain: process.env.REACT_APP_FIREBASE_AUTH_DOMAIN,
    projectId: process.env.REACT_APP_FIREBASE_PROJECT_ID,
    storageBucket: process.env.REACT_APP_FIREBASE_STORAGE_BUCKET,
    messagingSenderId: process.env.REACT_APP_FIREBASE_MESSAGING_SENDER_ID,
    appId: process.env.REACT_APP_FIREBASE_APP_ID,
  };
  
  Then import it otherwise it will not work

Similar codes

0 vote187 views1 answer
You must specify at least one graphical backend feature: "metal", "vulkan", "empty"
Shell/Bash
0 vote148 views1 answer
Install c++
Shell/Bash
-1 vote209 views1 answer
Jupyter show digits
Shell/Bash
6 votes232 views3 answers
Ubuntu find text in files
Shell/Bash
0 vote200 views1 answer
How to "git status"
Shell/Bash
0 vote188 views1 answer
How to create a new file in kali linux
Shell/Bash
2 votes180 views1 answer
Linux download youtube mp3
Shell/Bash
6 votes212 views3 answers
Take screenshot linux
Shell/Bash
0 vote194 views1 answer
Command split by delimiter
Shell/Bash
0 vote187 views1 answer
Install kubectl krew
Shell/Bash