# OpcNodeValueExtensions Class

> Reference: Provides a set of static (Shared in Visual Basic) methods to perform different OpcClient related tasks using OpcNodeValue<T> instances.

<span class="api-meta">static · 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">OpcNodeValueExtensions Members</a></dd>
<dt>Also in</dt>
<dd>Opc.UaFx.Client</dd>
</dl>

Provides a set of static (Shared in Visual Basic) methods to perform different [OpcClient](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcclient/) related tasks using [OpcNodeValue&lt;T&gt;](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnodevalue-1/) instances.

## Syntax

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

```csharp
public static class OpcNodeValueExtensions
```

</div>

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

```vbnet
Public Module OpcNodeValueExtensions
```

</div>

## Inheritance

[Object](https://learn.microsoft.com/dotnet/api/system.object) → **OpcNodeValueExtensions**

## Methods

| Name | Description |
|---|---|
| [Read](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcnodevalueextensions/members#read)<span class="api-meta">static · 2 overloads</span> | Reads the value of the value attribute of the node represented by the `node` specified. |
| [Write](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcnodevalueextensions/members#write)<span class="api-meta">static · 5 overloads</span> | Writes the value attribute of the `node` specified. |

## Applies to

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