# C1.Document.Utils.IsCancelled

## Content

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<h1 id="C1_Document_Utils_IsCancelled_" data-uid="C1.Document.Utils.IsCancelled*">IsCancelled Method
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<a id="C1_Document_Utils_IsCancelled_" data-uid="C1.Document.Utils.IsCancelled*"></a>
<h4 id="C1_Document_Utils_IsCancelled_System_AggregateException_" data-uid="C1.Document.Utils.IsCancelled(System.AggregateException)">IsCancelled(AggregateException)</h4>
<div class="markdown level1 summary"><p>Determines if task cancelled by an exception used to communicate task cancellation.</p>
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<h5 class="declaration">Declaration</h5>
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  <pre><code class="lang-csharp hljs">public static bool IsCancelled(AggregateException aex)</code></pre>
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  <pre><code class="lang-vbnet hljs">Public Shared Function IsCancelled(aex As AggregateException) As Boolean</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="https://learn.microsoft.com/dotnet/api/system.aggregateexception">AggregateException</a></td>
      <td><span class="parametername">aex</span></td>
      <td><p>Represents one or more errors that occur during application execution.</p>
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    </tr>
  </tbody>
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<h5 class="returns">Returns</h5>
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  <thead>
    <tr>
      <th>Type</th>
      <th>Description</th>
    </tr>
  </thead>
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      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.boolean">bool</a></td>
      <td><p>True if task <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.threading.tasks.taskcanceledexception">TaskCanceledException</a> occured; false otherwise.</p>
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