veritatisdoloremque/docs-exp/firestore_.fieldvalue._constructor_.md

Monorepo for the Firebase JavaScript SDK

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[Home](./index.md) &gt; [@firebase/firestore](./firestore.md) &gt; [/](./firestore_.md) &gt; [FieldValue](./firestore_.fieldvalue.md) &gt; [(constructor)](./firestore_.fieldvalue._constructor_.md)

## FieldValue.(constructor)

Constructs a new instance of the `FieldValue` class

<b>Signature:</b>

```typescript
constructor(_methodName: string);
```

## Parameters

|  Parameter | Type | Description |
|  --- | --- | --- |
|  \_methodName | string | The public API endpoint that returns this class. |