remove firebase from project code example

Example 1: delete project from firebase

Go to https://console.firebase.google.com/ Click on project which you want tot delete. Go to Project settings. Scroll down and click on delete Project.

Example 2: how to delete firebase collection

this.db
  .collection('cart')
  .get()
  .toPromise()
  .then((querySnapshot) => {
  querySnapshot.forEach((doc) => {
    doc.ref.delete();
  });
});