# Javascript: DocumentViewerElement.StreamType Property

> Stream type constants accepted by save and download operations.

- **Product:** DS Server
- **Section:** Reference
- **Kind:** Property
- **Path:** DS Server > Reference > JavaScript API - Document Viewer > Javascript: DocumentViewerElement.StreamType Property
- **114 words**
- **Web URL:** https://docs.textcontrol.com/ds-server/reference/javascript-document-viewer/documentviewerelement/streamtype-property/
- **LLMs URL:** https://docs.textcontrol.com/ds-server/reference/javascript-document-viewer/documentviewerelement/streamtype-property/llms.txt
- **LLMs-Full URL:** https://docs.textcontrol.com/ds-server/reference/javascript-document-viewer/documentviewerelement/streamtype-property/llms-full.txt

---

### Description

Stream type constants accepted by save and download operations.

### Syntax

```javascript
<Readonly.<{InternalUnicodeFormat: 32, MSWord: 64, AdobePDF: 512, WordprocessingML: 1024}>> DocumentViewerElement.StreamType
```

---

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