# OpcDataTypeDescriptionNodeInfo Class

> Reference: Provides properties and methods for the examination of the attributes and references of a node which is classified as Variable and is of the type DataTypeDescriptionId.

<span class="api-meta">since v2.8</span>

<dl class="api-definition">
<dt>Namespace</dt>
<dd><a href="../namespaces/opc.uafx.client">Opc.UaFx.Client</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">OpcDataTypeDescriptionNodeInfo Members</a></dd>
<dt>Also in</dt>
<dd>Opc.UaFx.Client</dd>
</dl>

Provides properties and methods for the examination of the attributes and references of a node which is classified as [Variable](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnodecategory/#variable) and is of the type [DataTypeDescriptionId](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcvariabletypes/members#datatypedescriptionid).

## Syntax

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

```csharp
public class OpcDataTypeDescriptionNodeInfo : OpcVariableNodeInfo
```

</div>

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

```vbnet
Public Class OpcDataTypeDescriptionNodeInfo
    Inherits OpcVariableNodeInfo
```

</div>

## Inheritance

[Object](https://learn.microsoft.com/dotnet/api/system.object) → [OpcNodeInfo](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcnodeinfo/) → [OpcInstanceNodeInfo](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcinstancenodeinfo/) → [OpcVariableNodeInfo](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcvariablenodeinfo/) → **OpcDataTypeDescriptionNodeInfo**

## Implements

<ul class="api-implements">
<li><a href="../opc.uafx.iopcnodeinfo/">IOpcNodeInfo</a></li>
</ul>

## Properties

| Name | Description |
|---|---|
| [Value](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcdatatypedescriptionnodeinfo/members#value) | Gets the value of the data type description node represented. |

Inherits members from [OpcVariableNodeInfo](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcvariablenodeinfo/members), [OpcInstanceNodeInfo](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcinstancenodeinfo/members), [OpcNodeInfo](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcnodeinfo/members).

## Applies to

| Package | Versions |
|---|---|
| Opc.UaFx.Advanced | v2.8–v2.59 |