# MailMerge.MergeObject Method

> Merges a single instance of an arbitrary type into the loaded document template. For more information about .NET reflection based object merging read the documentation of the MergeObjects method.

- **Product:** TX Text Control .NET for WPF
- **Section:** Reference
- **Kind:** Method
- **Introduced:** 23.0
- **Namespace:** `TXTextControl.DocumentServer`
- **Package:** `TXTextControl.TextControl.WPF.SDK` (assembly `TXDocumentServer.dll`, from the private NuGet feed or Text Control Offline Packages)
- **.NET Framework:** reference `TXDocumentServer.dll` from the setup
- **Path:** TX Text Control .NET for WPF > Reference > TXTextControl.DocumentServer > MailMerge.MergeObject Method
- **374 words**
- **Web URL:** https://docs.textcontrol.com/tx-text-control-dotnet-wpf/reference/txtextcontrol-documentserver/mailmerge/mergeobject-method/
- **LLMs URL:** https://docs.textcontrol.com/tx-text-control-dotnet-wpf/reference/txtextcontrol-documentserver/mailmerge/mergeobject-method/llms.txt
- **LLMs-Full URL:** https://docs.textcontrol.com/tx-text-control-dotnet-wpf/reference/txtextcontrol-documentserver/mailmerge/mergeobject-method/llms-full.txt

---

### Description

Merges a single instance of an arbitrary type into the loaded document template. For more information about .NET reflection based object merging read the documentation of the [MergeObjects](https://docs.textcontrol.com/tx-text-control-dotnet-wpf/reference/txtextcontrol-documentserver/mailmerge/mergeobjects-method/llms-full.txt) method.

### Syntax

```csharp
public void MergeObject(object mergeData);
```

```vbnet
Public Sub MergeObject(mergeData As Object)
```

### Parameters

| Parameter | Description |
|---|---|
| mergeData | Specifies the object to merge into the template. |

### Examples

The following example uses Merge Object in a focused Mail Merge workflow. The created object is then available to the surrounding document workflow.

```csharp
mailMerge.MergeObject("Approved");
Console.WriteLine("Mail Merge is ready for use.");
```

```vbnet
mailMerge.MergeObject("Approved")
Console.WriteLine("Mail Merge is ready for use.")
```

---

## Nearby

- **Previous:** [MailMerge.MergeJsonData Method](https://docs.textcontrol.com/tx-text-control-dotnet-wpf/reference/txtextcontrol-documentserver/mailmerge/mergejsondata-method/llms-full.txt)
- **Next:** [MailMerge.MergeObjects Method](https://docs.textcontrol.com/tx-text-control-dotnet-wpf/reference/txtextcontrol-documentserver/mailmerge/mergeobjects-method/llms-full.txt)