# RequestObjectCallback Function

> Callback function for requests expecting arbitrary objects.

- **Product:** TX Text Control .NET Server
- **Section:** Reference
- **Kind:** Function
- **Path:** TX Text Control .NET Server > Reference > JavaScript API > RequestObjectCallback Function
- **230 words**
- **Web URL:** https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/javascript/requestobjectcallback/
- **LLMs URL:** https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/javascript/requestobjectcallback/llms.txt
- **LLMs-Full URL:** https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/javascript/requestobjectcallback/llms-full.txt

---

### Description

Callback function for requests expecting arbitrary objects.

### Syntax

```javascript
function(<object> obj)
```

### Examples

The following example demonstrates `RequestObjectCallback` in a practical document-editing workflow. Callback function for requests expecting arbitrary objects.

```javascript
function onTxError(error) {
    console.error("TX Text Control error:", error.msg);
    error.handled = true;
}

function requestObjectCallback(obj) {
    console.log("obj:", obj);
}

TXTextControl.documentSettings.getUserDefinedDocumentProperties(requestObjectCallback, onTxError);
```

---

## Nearby

- **Previous:** [RequestNumbersCallback Function](https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/javascript/requestnumberscallback/llms-full.txt)
- **Next:** [RequestPageCallback Function](https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/javascript/requestpagecallback/llms-full.txt)