# IOpcAsyncMethodCommand Interface

<span class="api-meta">since v2.24</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">IOpcAsyncMethodCommand Members</a></dd>
</dl>

Defines an asynchronous command used as the implementation of a async method.

## Syntax

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

```csharp
public interface IOpcAsyncMethodCommand
```

</div>

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

```vbnet
Public Interface IOpcAsyncMethodCommand
```

</div>

## Base interfaces

<ul class="api-implements">
<li><a href="../opc.uafx.iopcmethodcommand/">IOpcMethodCommand</a></li>
</ul>

## Methods

| Name | Description |
|---|---|
| [ExecuteAsync](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.iopcasyncmethodcommand/members#executeasync) | Performs the tasks necessary to implement the logic associated with a specific async method using the `context` and `inputArguments` specified. |

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

## Applies to

| Package | Versions |
|---|---|
| Opc.UaFx.Advanced | v2.24–v2.59 |