veritatisdoloremque/docs-exp/database.datasnapshot.md

Monorepo for the Firebase JavaScript SDK

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[Home](./index.md) &gt; [@firebase/database](./database.md) &gt; [DataSnapshot](./database.datasnapshot.md)

## DataSnapshot interface


<b>Signature:</b>

```typescript
export interface DataSnapshot 
```

## Properties

|  Property | Type | Description |
|  --- | --- | --- |
|  [key](./database.datasnapshot.key.md) | string \| null |  |
|  [ref](./database.datasnapshot.ref.md) | [Reference](./database.reference.md) |  |

## Methods

|  Method | Description |
|  --- | --- |
|  [child(path)](./database.datasnapshot.child.md) |  |
|  [exists()](./database.datasnapshot.exists.md) |  |
|  [exportVal()](./database.datasnapshot.exportval.md) |  |
|  [forEach(action)](./database.datasnapshot.foreach.md) |  |
|  [getPriority()](./database.datasnapshot.getpriority.md) |  |
|  [hasChild(path)](./database.datasnapshot.haschild.md) |  |
|  [hasChildren()](./database.datasnapshot.haschildren.md) |  |
|  [numChildren()](./database.datasnapshot.numchildren.md) |  |
|  [toJSON()](./database.datasnapshot.tojson.md) |  |
|  [val()](./database.datasnapshot.val.md) |  |