# Javascript: LoadDocumentCallbackData.loadedStreamType Property

> The StreamType of the file that has been loaded.

- **Product:** DS Server
- **Section:** Reference
- **Kind:** Property
- **Path:** DS Server > Reference > JavaScript API > Javascript: LoadDocumentCallbackData.loadedStreamType Property
- **174 words**
- **Web URL:** https://docs.textcontrol.com/ds-server/reference/javascript/loaddocumentcallbackdata/loadedstreamtype-property/
- **LLMs URL:** https://docs.textcontrol.com/ds-server/reference/javascript/loaddocumentcallbackdata/loadedstreamtype-property/llms.txt
- **LLMs-Full URL:** https://docs.textcontrol.com/ds-server/reference/javascript/loaddocumentcallbackdata/loadedstreamtype-property/llms-full.txt

---

### Description

The StreamType of the file that has been loaded.

### Syntax

```javascript
<StreamType> LoadDocumentCallbackData.loadedStreamType
```

### Examples

The following example demonstrates `LoadDocumentCallbackData.loadedStreamType` in a practical document-editing workflow. The StreamType of the file that has been loaded.

```javascript
function inspectLoadedStreamType(loadDocumentCallbackData) {
    const loadedStreamType = loadDocumentCallbackData.loadedStreamType;
    console.log("loaded stream type:", loadedStreamType);
}
```

---

## Nearby

- **Previous:** [Javascript: LoadDocumentCallbackData.loadedFile Property](https://docs.textcontrol.com/ds-server/reference/javascript/loaddocumentcallbackdata/loadedfile-property/llms-full.txt)
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