# C1.C1Preview.DataBinding.AggregateCollection.Item

## Content

<div class="doc-site-dotnet-api-container">



<h1 id="C1_C1Preview_DataBinding_AggregateCollection_Item_" data-uid="C1.C1Preview.DataBinding.AggregateCollection.Item*">this Property
</h1>
<div class="markdown level0 summary"></div>
<div class="markdown level0 conceptual"></div>



<a id="C1_C1Preview_DataBinding_AggregateCollection_Item_" data-uid="C1.C1Preview.DataBinding.AggregateCollection.Item*"></a>
<h4 id="C1_C1Preview_DataBinding_AggregateCollection_Item_System_Int32_" data-uid="C1.C1Preview.DataBinding.AggregateCollection.Item(System.Int32)">this[int]</h4>
<div class="markdown level1 summary"><p>Enumerates aggregates by index.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">public Aggregate this[int index] { get; }</code></pre>
</div>
<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Public ReadOnly Default Property Item(index As Integer) As Aggregate</code></pre>
</div>
<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">index</span></td>
      <td><p>Index of aggregate zero-based.</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="propertyValue">Property Value</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="C1.C1Preview.DataBinding.Aggregate.html">Aggregate</a></td>
      <td><p>Returns the Aggregate object at specified position.</p>
</td>
    </tr>
  </tbody>
</table>


<a id="C1_C1Preview_DataBinding_AggregateCollection_Item_" data-uid="C1.C1Preview.DataBinding.AggregateCollection.Item*"></a>
<h4 id="C1_C1Preview_DataBinding_AggregateCollection_Item_System_String_" data-uid="C1.C1Preview.DataBinding.AggregateCollection.Item(System.String)">this[string]</h4>
<div class="markdown level1 summary"><p>Gets the aggregate with the specified name.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">public Aggregate this[string name] { get; }</code></pre>
</div>
<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Public ReadOnly Default Property Item(name As String) As Aggregate</code></pre>
</div>
<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.string">string</a></td>
      <td><span class="parametername">name</span></td>
      <td><p>The name of the aggregate.</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="propertyValue">Property Value</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="C1.C1Preview.DataBinding.Aggregate.html">Aggregate</a></td>
      <td><p>The <a class="xref" href="C1.C1Preview.DataBinding.Aggregate.html">Aggregate</a> object with the specified <a class="xref" href="C1.C1Preview.NamedCollectionItem.Name.html#C1_C1Preview_NamedCollectionItem_Name">Name</a>,
or an empty aggregate if an aggregate with the specified name was not found.</p>
</td>
    </tr>
  </tbody>
</table>
</div>