# C1.DataCollection.C1VirtualDataCollection-1.LoadAsync

## Content

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<h1 id="C1_DataCollection_C1VirtualDataCollection_1_LoadAsync_" data-uid="C1.DataCollection.C1VirtualDataCollection`1.LoadAsync*">LoadAsync Method
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<div class="markdown level0 summary"></div>
<div class="markdown level0 conceptual"></div>



<a id="C1_DataCollection_C1VirtualDataCollection_1_LoadAsync_" data-uid="C1.DataCollection.C1VirtualDataCollection`1.LoadAsync*"></a>
<h4 id="C1_DataCollection_C1VirtualDataCollection_1_LoadAsync_System_Nullable_System_Int32__System_Nullable_System_Int32__System_Threading_CancellationToken_" data-uid="C1.DataCollection.C1VirtualDataCollection`1.LoadAsync(System.Nullable{System.Int32},System.Nullable{System.Int32},System.Threading.CancellationToken)">LoadAsync(int?, int?, CancellationToken)</h4>
<div class="markdown level1 summary"><p>Loads all the items between the specified range.</p>
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<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
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  <pre><code class="lang-csharp hljs">public Task LoadAsync(int? fromIndex = null, int? toIndex = null, CancellationToken cancellationToken = default)</code></pre>
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  <pre><code class="lang-vbnet hljs">Public Function LoadAsync(Optional fromIndex As Integer? = Nothing, Optional toIndex As Integer? = Nothing, Optional cancellationToken As CancellationToken = Nothing) As Task</code></pre>
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<h5 class="parameters">Parameters</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Name</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.int32">int</a>?</td>
      <td><span class="parametername">fromIndex</span></td>
      <td><p>The starting index, if not specified this will be 0.</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.int32">int</a>?</td>
      <td><span class="parametername">toIndex</span></td>
      <td><p>The starting index, if not specified this will be Count.</p>
</td>
    </tr>
    <tr>
      <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>
</td>
    </tr>
  </tbody>
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<h5 class="returns">Returns</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.threading.tasks.task">Task</a></td>
      <td></td>
    </tr>
  </tbody>
</table>
<h5 class="implements">Implements</h5>
    <div><a class="xref" href="C1.DataCollection.ISupportAsyncLoading-1.LoadAsync.html#C1_DataCollection_ISupportAsyncLoading_1_LoadAsync_System_Nullable_System_Int32__System_Nullable_System_Int32__System_Threading_CancellationToken_">ISupportAsyncLoading&lt;T&gt;.LoadAsync(int?, int?, CancellationToken)</a></div>
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