voluptasmollitia/docs-exp/database.listenoptions.md

Monorepo for the Firebase JavaScript SDK

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[Home](./index.md) &gt; [@firebase/database](./database.md) &gt; [ListenOptions](./database.listenoptions.md)

## ListenOptions interface

An options objects that can be used to customize a listener.

<b>Signature:</b>

```typescript
export declare interface ListenOptions 
```

## Properties

|  Property | Type | Description |
|  --- | --- | --- |
|  [onlyOnce?](./database.listenoptions.onlyonce.md) | boolean | <i>(Optional)</i> Whether to remove the listener after its first invocation. |