# OpcAddObjectNode Class

> Reference: Defines a single command of the IOpcAddNodesService used to add one object node (nodes of the category Object).

<span class="api-meta">since v2.7</span>

<dl class="api-definition">
<dt>Namespace</dt>
<dd><a href="../namespaces/opc.uafx">Opc.UaFx</a></dd>
<dt>Assembly</dt>
<dd>Opc.UaFx.Advanced.dll</dd>
<dt>Package</dt>
<dd>Opc.UaFx.Advanced v2.59.0</dd>
<dt>Members</dt>
<dd><a href="./members">OpcAddObjectNode Members</a></dd>
<dt>Also in</dt>
<dd>Opc.UaFx.Client</dd>
</dl>

Defines a single command of the [IOpcAddNodesService](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.iopcaddnodesservice/) used to add one object node (nodes of the category [Object](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnodecategory/#object)).

## Syntax

<div class="api-signature" data-lang="csharp">

```csharp
public class OpcAddObjectNode : OpcAddInstanceNode
```

</div>

<div class="api-signature" data-lang="vbnet">

```vbnet
Public Class OpcAddObjectNode
    Inherits OpcAddInstanceNode
```

</div>

## Inheritance

[Object](https://learn.microsoft.com/dotnet/api/system.object) → [OpcServiceCommand](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.opcservicecommand/) → [OpcNodeServiceCommand](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.opcnodeservicecommand/) → [OpcAddNode](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcaddnode/) → [OpcAddInstanceNode](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcaddinstancenode/) → **OpcAddObjectNode**

## Derived types

- [OpcAddFolderNode](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcaddfoldernode/)

## Constructors

| Name | Description |
|---|---|
| [OpcAddObjectNode](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcaddobjectnode/members#opcaddobjectnode)<span class="api-meta">30 overloads</span> | Initializes a new instance of the OpcAddObjectNode class using the `name` of the object node to add. |

## Properties

| Name | Description |
|---|---|
| [Type](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcaddobjectnode/members#type) | Gets value indicating the predefined underlying type definition the new node will represent an instance of. |

## Methods

| Name | Description |
|---|---|
| [OfType](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcaddobjectnode/members#oftype)<span class="api-meta">static</span> | Retrieves an instance which represents the definition of an object type that can be used to define OpcAddObjectNode command instances using the type of object node represented by the [OpcAddObjectNode.TypeDefinition](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcaddobjectnode.typedefinition/) instance provided. |

Inherits members from [OpcAddInstanceNode](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcaddinstancenode/members), [OpcAddNode](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcaddnode/members), [OpcNodeServiceCommand](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.opcnodeservicecommand/members), [OpcServiceCommand](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.opcservicecommand/members).

## Applies to

| Package | Versions |
|---|---|
| Opc.UaFx.Advanced | v2.7–v2.59 |