voluptasmollitia
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Monorepo for the Firebase JavaScript SDK
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[Home](./index.md) > [@firebase/firestore](./firestore.md) > [lite](./firestore_lite.md) > [serverTimestamp](./firestore_lite.servertimestamp.md)
## serverTimestamp() function
Returns a sentinel used with [setDoc()](./firestore_lite.setdoc.md) or [updateDoc()](./firestore_lite.updatedoc.md) to include a server-generated timestamp in the written data.
<b>Signature:</b>
```typescript
export declare function serverTimestamp(): FieldValue;
```
<b>Returns:</b>
[FieldValue](./firestore_lite.fieldvalue.md)