# AddCommentCallback Function

> Callback function for functions which add a comment.

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

---

### Description

Callback function for functions which add a comment.

### Syntax

```javascript
function(<CommentCallbackData> response)
```

### Examples

The following example demonstrates `AddCommentCallback` in a practical document-editing workflow. Callback function for functions which add a comment.

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

function addCommentCallback(response) {
    console.log("response:", response);
}

TXTextControl.textParts.getMainText(function(mainText) {
    const comments = mainText.comments;
    comments.add("Please review this section.", addCommentCallback, onTxError);
}, onTxError);
```

---

## Nearby

- **Previous:** [JavaScript API](https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/javascript/llms-full.txt)
- **Next:** [AddEditableRegionCallback Function](https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/javascript/addeditableregioncallback/llms-full.txt)