# RequestTableColumnCallback Function

> Callback function for requests expecting a TableColumn object.

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

---

### Description

Callback function for requests expecting a [TableColumn](https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/javascript/tablecolumn/llms-full.txt) object.

### Syntax

```javascript
function(<TableColumn> column)
```

### Examples

The following example demonstrates `RequestTableColumnCallback` in a practical document-editing workflow. Callback function for requests expecting a TableColumn object.

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

function requestTableColumnCallback(column) {
    console.log("column:", column);
}

function useRequestTableColumnCallback(tableColumns) {
    tableColumns.getItem(requestTableColumnCallback, onTxError, 3);
}
```

---

## Nearby

- **Previous:** [RequestTableCellCallback Function](https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/javascript/requesttablecellcallback/llms-full.txt)
- **Next:** [RequestTableOfContentsCallback Function](https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/javascript/requesttableofcontentscallback/llms-full.txt)