Firebase update realtime database

Javascript write to firebase

function writeUserData(userId, name, email, imageUrl) {
  firebase.database().ref('users/' + userId).set({
    username: name,
    email: email,
    profile_picture : imageUrl
  });
}

Firebase update data

await firebase.database().ref().update(updates);

Firebase update realtime database

<a href="#" >Add Data</a>

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