quodolores/docs-exp/storage.uploadtasksnapshot.bytestransferred.md

Monorepo for the Firebase JavaScript SDK

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[Home](./index.md) &gt; [@firebase/storage](./storage.md) &gt; [UploadTaskSnapshot](./storage.uploadtasksnapshot.md) &gt; [bytesTransferred](./storage.uploadtasksnapshot.bytestransferred.md)

## UploadTaskSnapshot.bytesTransferred property

The number of bytes that have been successfully uploaded so far.

<b>Signature:</b>

```typescript
bytesTransferred: number;
```