# OpcMonitoredItemsEventArgs Class

> Reference: Provides the event data for the MonitoredItemsCreated, MonitoredItemsDeleted and MonitoredItemsModified event.

<span class="api-meta">since v2.7</span>

<dl class="api-definition">
<dt>Namespace</dt>
<dd><a href="../namespaces/opc.uafx.server">Opc.UaFx.Server</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">OpcMonitoredItemsEventArgs Members</a></dd>
</dl>

Provides the event data for the [MonitoredItemsCreated](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.opcnodemanager/members#monitoreditemscreated), [MonitoredItemsDeleted](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.opcnodemanager/members#monitoreditemsdeleted) and [MonitoredItemsModified](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.opcnodemanager/members#monitoreditemsmodified) event.

## Syntax

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

```csharp
public class OpcMonitoredItemsEventArgs : EventArgs
```

</div>

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

```vbnet
Public Class OpcMonitoredItemsEventArgs
    Inherits EventArgs
```

</div>

## Inheritance

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

## Constructors

| Name | Description |
|---|---|
| [OpcMonitoredItemsEventArgs](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.opcmonitoreditemseventargs/members#opcmonitoreditemseventargs) | Initializes a new instance of the [OpcMonitoredItemEventArgs](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.opcmonitoreditemeventargs/) using the `context`, `items` and `nodes` specified. |

## Properties

| Name | Description |
|---|---|
| [Context](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.opcmonitoreditemseventargs/members#context) | Gets the information of the environment used to create, delete or modify the [Items](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.opcmonitoreditemseventargs/members#items). |
| [Items](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.opcmonitoreditemseventargs/members#items) | Gets the monitored items affected by the event. |
| [Nodes](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.opcmonitoreditemseventargs/members#nodes) | Gets the nodes which are observed by the monitored [Items](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.opcmonitoreditemseventargs/members#items). |

Inherits members from [EventArgs](https://learn.microsoft.com/dotnet/api/system.eventargs).

## Applies to

| Package | Versions |
|---|---|
| Opc.UaFx.Advanced | v2.7–v2.59 |