firebase.firestore() is not a function when trying to initialize Cloud Firestore

Question

When I try to initialize Firebase Cloud Firestore, I ran into the following error:

Uncaught TypeError: WEBPACK_IMPORTED_MODULE_0_firebase

Answer 1

The problem is not import the firestore

firebase has many features.

You need to import or import from the CDN what you want to implement from the list below.

The official reference says to load firebase-firestore.js.

if you want to use npm, here

npm install firebase@7.19.0 --save

url is here
https://firebase.google.com/docs/firestore/quickstart?authuser=0#set_up_your_development_environment