Unsubscribe from a Firestore watch listener

Unsubscribe from a Firestore watch listener

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For detailed documentation that includes this code sample, see the following:

Code sample

C#

To authenticate to Firestore, set up Application Default Credentials. For more information, see Set up authentication for a local development environment. 

await listener.StopAsync();

Go

To authenticate to Firestore, set up Application Default Credentials. For more information, see Set up authentication for a local development environment. 

// Сontext with timeout stops listening to changes.
ctx, cancel := context.WithTimeout(ctx, 30*time.Second)
defer cancel()

Java

To authenticate to Firestore, set up Application Default Credentials. For more information, see Set up authentication for a local development environment. 

Query query = db.collection("cities");
ListenerRegistration registration =
    query.addSnapshotListener(
        new EventListener<QuerySnapshot>() {
          // ...
        });

// ...

// Stop listening to changes
registration.remove();

Node.js

To authenticate to Firestore, set up Application Default Credentials. For more information, see Set up authentication for a local development environment. 

const unsub = db.collection('cities').onSnapshot(() => {
});

// ...

// Stop listening for changes
unsub();

Python

To authenticate to Firestore, set up Application Default Credentials. For more information, see Set up authentication for a local development environment. 

# Terminate watch on a document
doc_watch.unsubscribe()

Ruby

To authenticate to Firestore, set up Application Default Credentials. For more information, see Set up authentication for a local development environment. 

listener.stop

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