voluptasmollitia/docs-exp/firestore_lite.deletefield.md

Monorepo for the Firebase JavaScript SDK

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[Home](./index.md) &gt; [@firebase/firestore](./firestore.md) &gt; [lite](./firestore_lite.md) &gt; [deleteField](./firestore_lite.deletefield.md)

## deleteField() function

Returns a sentinel for use with [updateDoc()](./firestore_lite.updatedoc.md) or [setDoc()](./firestore_lite.setdoc.md) with `{merge: true}` to mark a field for deletion.

<b>Signature:</b>

```typescript
export declare function deleteField(): FieldValue;
```
<b>Returns:</b>

[FieldValue](./firestore_lite.fieldvalue.md)