# OpcNodeChanges Enum

> Reference: Specifies the changes performed on a node since their last notification (see PendingChanges).

<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>Also in</dt>
<dd>Opc.UaFx.Client</dd>
</dl>

Specifies the changes performed on a node since their last notification (see [PendingChanges](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.iopcnode/members#pendingchanges)).

## Syntax

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

```csharp
public enum OpcNodeChanges
```

</div>

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

```vbnet
<Flags>
Public Enum OpcNodeChanges
```

</div>

## Inheritance

[Object](https://learn.microsoft.com/dotnet/api/system.object) → [ValueType](https://learn.microsoft.com/dotnet/api/system.valuetype) → [Enum](https://learn.microsoft.com/dotnet/api/system.enum) → **OpcNodeChanges**

## Fields

| Name | Value | Description |
|---|---|---|
| <a id="children"></a>`Children` | `1` | One or more children have been added, removed or replaced. |
| <a id="deleted"></a>`Deleted` | `16` | The node has been deleted. |
| <a id="nonvalue"></a>`NonValue` | `8` | One or more attributes other than the value attribute have changed. |
| <a id="none"></a>`None` | `0` | Nothing has changed. |
| <a id="references"></a>`References` | `2` | One or more references have been added or removed. |
| <a id="value"></a>`Value` | `4` | The value attribute has changed. |

## Applies to

| Package | Versions |
|---|---|
| Opc.UaFx.Advanced | v2.5–v2.59 |