# IOpcNodeAttribute Interface

<span class="api-meta">since v2.8</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">IOpcNodeAttribute Members</a></dd>
<dt>Also in</dt>
<dd>Opc.UaFx.Client</dd>
</dl>

Describes an attribute associated with a specific node.

## Syntax

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

```csharp
public interface IOpcNodeAttribute
```

</div>

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

```vbnet
Public Interface IOpcNodeAttribute
```

</div>

## Base interfaces

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

## Derived types

- [OpcNodeAttribute&lt;T&gt;](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnodeattribute-1/)
- [OpcNodeValue&lt;T&gt;](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnodevalue-1/)

## Properties

| Name | Description |
|---|---|
| [Attribute](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.iopcnodeattribute/members#attribute) | Gets a value indicating which attribute of a node is represented. |

Inherits members from [IOpcNodeDescriptor](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.iopcnodedescriptor/members).

## Applies to

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