voluptasmollitia/docs-exp/storage.uploadbytesresumable.md

Monorepo for the Firebase JavaScript SDK

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[Home](./index.md) &gt; [@firebase/storage](./storage.md) &gt; [uploadBytesResumable](./storage.uploadbytesresumable.md)

## uploadBytesResumable() function

Uploads data to this object's location. The upload can be paused and resumed, and exposes progress updates.

<b>Signature:</b>

```typescript
export declare function uploadBytesResumable(ref: StorageReference, data: Blob | Uint8Array | ArrayBuffer, metadata?: UploadMetadata): UploadTask;
```

## Parameters

|  Parameter | Type | Description |
|  --- | --- | --- |
|  ref | [StorageReference](./storage.storagereference.md) | StorageReference where data should be uploaded. |
|  data | Blob \| Uint8Array \| ArrayBuffer | The data to upload. |
|  metadata | [UploadMetadata](./storage.uploadmetadata.md) | Metadata for the data to upload. |

<b>Returns:</b>

[UploadTask](./storage.uploadtask.md)

An UploadTask