# RequestCommentCallback Function

> Callback function for requests retrieving a CommentedText object from a comment collection.

- **Product:** TX Text Control .NET Server
- **Section:** Reference
- **Kind:** Function
- **Introduced:** 30.0
- **Path:** TX Text Control .NET Server > Reference > JavaScript API > RequestCommentCallback Function
- **293 words**
- **Web URL:** https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/javascript/requestcommentcallback/
- **LLMs URL:** https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/javascript/requestcommentcallback/llms.txt
- **LLMs-Full URL:** https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/javascript/requestcommentcallback/llms-full.txt

---

### Description

Callback function for requests retrieving a [CommentedText](https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/javascript/commentedtext/llms-full.txt) object from a comment collection.

### Syntax

```javascript
function(<CommentedText> comment)
```

### Examples

The following example demonstrates `RequestCommentCallback` in a practical document-editing workflow. Callback function for requests retrieving a CommentedText object from a comment collection.

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

function requestCommentCallback(comment) {
    console.log("comment:", comment);
}

TXTextControl.textParts.getMainText(function(mainText) {
    const comments = mainText.comments;
    comments.getItem(requestCommentCallback, onTxError);
}, onTxError);
```

---

## Nearby

- **Previous:** [RequestColorStringCallback Function](https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/javascript/requestcolorstringcallback/llms-full.txt)
- **Next:** [RequestCommentsCallback Function](https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/javascript/requestcommentscallback/llms-full.txt)