voluptasmollitia/docs-exp/database.increment.md

Monorepo for the Firebase JavaScript SDK

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

## increment() function

Returns a placeholder value that can be used to atomically increment the current database value by the provided delta.

<b>Signature:</b>

```typescript
export declare function increment(delta: number): object;
```

## Parameters

|  Parameter | Type | Description |
|  --- | --- | --- |
|  delta | number | the amount to modify the current value atomically. |

<b>Returns:</b>

object

A placeholder value for modifying data atomically server-side.