voluptasmollitia/docs-exp/firestore_.adddoc.md

Monorepo for the Firebase JavaScript SDK

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## addDoc() function

Add a new document to specified `CollectionReference` with the given data, assigning it a document ID automatically.

<b>Signature:</b>

```typescript
export declare function addDoc<T>(reference: CollectionReference<T>, data: T): Promise<DocumentReference<T>>;
```

## Parameters

|  Parameter | Type | Description |
|  --- | --- | --- |
|  reference | [CollectionReference](./firestore_.collectionreference.md)<!-- -->&lt;T&gt; | A reference to the collection to add this document to. |
|  data | T | An Object containing the data for the new document. |

<b>Returns:</b>

Promise&lt;[DocumentReference](./firestore_.documentreference.md)<!-- -->&lt;T&gt;&gt;

A Promise resolved with a `DocumentReference` pointing to the newly created document after it has been written to the backend (Note that it won't resolve while you're offline).