# OpcDataObject Class

<span class="api-meta">since v2.8</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">OpcDataObject Members</a></dd>
<dt>Also in</dt>
<dd>Opc.UaFx.Client</dd>
</dl>

Provides a generic and dynamically accessible representation of structured data types.

## Syntax

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

```csharp
public sealed class OpcDataObject : OpcData
```

</div>

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

```vbnet
Public NotInheritable Class OpcDataObject
    Inherits OpcData
```

</div>

## Inheritance

[Object](https://learn.microsoft.com/dotnet/api/system.object) → [OpcData](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcdata/) → **OpcDataObject**

## Implements

<ul class="api-implements">
<li><a href="https://learn.microsoft.com/dotnet/api/system.dynamic.idynamicmetaobjectprovider">IDynamicMetaObjectProvider</a></li>
</ul>

## Constructors

| Name | Description |
|---|---|
| [OpcDataObject](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcdataobject/members#opcdataobject) | Initializes a new instance of the OpcDataObject class using the type information of the `dataType` specified. |

## Methods

| Name | Description |
|---|---|
| [GetField](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcdataobject/members#getfield) | Searches for the field with the specified `name`. |
| [GetFields](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcdataobject/members#getfields) | Returns all the fields of the current OpcDataObject. |
| [GetTypeInfo](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcdataobject/members#gettypeinfo) | Gets the [OpcDataTypeInfo](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcdatatypeinfo/) of the current structured data type instance represented. |
| [HasField](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcdataobject/members#hasfield) | Determines whether the current OpcDataObject provides a [OpcDataField](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcdatafield/) with the [Name](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcdatafield/members#name) equals to the `name` specified. |
| [TryGetField](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcdataobject/members#trygetfield) | Searches for the field associated with the `name` specified. |

## Indexers

| Name | Description |
|---|---|
| [Item](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcdataobject/members#item)<span class="api-meta">2 overloads</span> | Gets the field at the `index` specified. |

Inherits members from [OpcData](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcdata/members).

## Applies to

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