/Java/Document.set() firebasefirestore java

Document.set() firebasefirestore java

Firestore set a document

let data = {
  name: 'Los Angeles',
  state: 'CA',
  country: 'USA'
};

// Add a new document in collection "cities" with ID 'LA'
let setDoc = db.collection('cities').doc('LA').set(data);

Document.set() firebasefirestore java

var washingtonRef = db.collection("cities").doc("DC");
// Atomically add a new region to the "regions" array field.
washingtonRef.update({
    regions: firebase.firestore.FieldValue.arrayUnion("greater_virginia")
});
// Atomically remove a region from the "regions" array field.
washingtonRef.update({
    regions: firebase.firestore.FieldValue.arrayRemove("east_coast")
});

Source: medium.com

Similar codes

0 vote234 views1 answer
Slice() in typesript
Java
0 vote246 views1 answer
Set button text android
Java
0 vote231 views1 answer
Set view size android
Java
0 vote245 views1 answer
Java indexof nth occurrence
Java
0 vote236 views1 answer
Single linked list in java
Java
0 vote232 views1 answer
Deps-jar
Java
0 vote227 views1 answer
Junit 5 dependency maven
Java
0 vote208 views1 answer
How to find root viewGroop
Java
-1 vote236 views1 answer
Accessing 2d array in java
Java
0 vote240 views1 answer
Public static void main(String[] args) in java
Java