# C1.DataCollection.IDataCollectionEx.DisconnectAsync

## Content

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<h1 id="C1_DataCollection_IDataCollectionEx_DisconnectAsync_" data-uid="C1.DataCollection.IDataCollectionEx.DisconnectAsync*">DisconnectAsync Method
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<div class="markdown level0 conceptual"></div>



<a id="C1_DataCollection_IDataCollectionEx_DisconnectAsync_" data-uid="C1.DataCollection.IDataCollectionEx.DisconnectAsync*"></a>
<h4 id="C1_DataCollection_IDataCollectionEx_DisconnectAsync__1_C1_DataCollection_IDataCollection___0__System_Threading_CancellationToken_" data-uid="C1.DataCollection.IDataCollectionEx.DisconnectAsync``1(C1.DataCollection.IDataCollection{``0},System.Threading.CancellationToken)">DisconnectAsync&lt;T&gt;(IDataCollection&lt;T&gt;, CancellationToken)</h4>
<div class="markdown level1 summary"><p>Disconnects the collection from the source.</p>
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<h5 class="declaration">Declaration</h5>
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  <pre><code class="lang-csharp hljs">public static Task DisconnectAsync&lt;T&gt;(this IDataCollection&lt;T&gt; dataCollection, CancellationToken cancellationToken = default) where T : class?</code></pre>
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  <pre><code class="lang-vbnet hljs">Public Shared Function DisconnectAsync(Of T As Class)(dataCollection As IDataCollection(Of T), Optional cancellationToken As CancellationToken = Nothing) As Task</code></pre>
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<h5 class="parameters">Parameters</h5>
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      <th>Type</th>
      <th>Name</th>
      <th>Description</th>
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      <td><a class="xref" href="C1.DataCollection.IDataCollection-1.html">IDataCollection</a>&lt;T&gt;</td>
      <td><span class="parametername">dataCollection</span></td>
      <td><p>The data collection.</p>
</td>
    </tr>
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      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.threading.cancellationtoken">CancellationToken</a></td>
      <td><span class="parametername">cancellationToken</span></td>
      <td><p>The cancellation token.</p>
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    </tr>
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<h5 class="returns">Returns</h5>
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  <thead>
    <tr>
      <th>Type</th>
      <th>Description</th>
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      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.threading.tasks.task">Task</a></td>
      <td></td>
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<h5 class="typeParameters">Type Parameters</h5>
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      <th>Name</th>
      <th>Description</th>
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      <td><span class="parametername">T</span></td>
      <td></td>
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