# OpcNodeIdFactory Class

> Reference: Provides an abstract base class which defines mechanisms to create new OpcNodeId instances.

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

Provides an abstract base class which defines mechanisms to create new [OpcNodeId](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnodeid/) instances.

## Syntax

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

```csharp
public abstract class OpcNodeIdFactory
```

</div>

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

```vbnet
Public MustInherit Class OpcNodeIdFactory
```

</div>

## Inheritance

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

## Derived types

- [OpcIncrementalNodeIdFactory](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcincrementalnodeidfactory/)
- [OpcNominalNodeIdFactory](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnominalnodeidfactory/)

## Constructors

| Name | Description |
|---|---|
| [OpcNodeIdFactory](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnodeidfactory/members#opcnodeidfactory)<span class="api-meta">protected</span> | Initializes a new instance of the OpcNodeIdFactory class. |

## Methods

| Name | Description |
|---|---|
| [Create](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnodeidfactory/members#create)<span class="api-meta">3 overloads</span> | When implemented in a derived class, creates a new [OpcNodeId](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnodeid/) just using the `context` specified. |

## Applies to

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