# OpcModelChangeItem Class

<span class="api-meta">since v2.22</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">OpcModelChangeItem Members</a></dd>
<dt>Also in</dt>
<dd>Opc.UaFx.Client</dd>
</dl>

Represents changes in the model regarding a specific node affected by the change actions.

## Syntax

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

```csharp
public class OpcModelChangeItem
```

</div>

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

```vbnet
Public Class OpcModelChangeItem
```

</div>

## Inheritance

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

## Constructors

| Name | Description |
|---|---|
| [OpcModelChangeItem](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcmodelchangeitem/members#opcmodelchangeitem)<span class="api-meta">2 overloads</span> | Initializes a new instance of the OpcModelChangeItem class with the [OpcNodeId](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnodeid/) (`affected`) of the node affected by the change `actions`. |

## Properties

| Name | Description |
|---|---|
| [Actions](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcmodelchangeitem/members#actions) | Gets a value indicating several changes on the affected node at once. |
| [Affected](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcmodelchangeitem/members#affected) | Gets the [OpcNodeId](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnodeid/) which specifies which node was changed. |
| [AffectedType](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcmodelchangeitem/members#affectedtype) | Gets the [OpcNodeId](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnodeid/) of the type definition node of the affected node in case the node which was changed was an [Object](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnodecategory/#object) or [Variable](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnodecategory/#variable) node. |

## Applies to

| Package | Versions |
|---|---|
| Opc.UaFx.Advanced | v2.22–v2.59 |