# C1.Win.ExpressionEditor.C1ExpressionEditor.DataMember

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<h1 id="C1_Win_ExpressionEditor_C1ExpressionEditor_DataMember_" data-uid="C1.Win.ExpressionEditor.C1ExpressionEditor.DataMember*">DataMember Property
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<a id="C1_Win_ExpressionEditor_C1ExpressionEditor_DataMember_" data-uid="C1.Win.ExpressionEditor.C1ExpressionEditor.DataMember*"></a>
<h4 id="C1_Win_ExpressionEditor_C1ExpressionEditor_DataMember" data-uid="C1.Win.ExpressionEditor.C1ExpressionEditor.DataMember">DataMember</h4>
<div class="markdown level1 summary"><p>Gets or sets the specific list in a <a class="xref" href="C1.Win.ExpressionEditor.C1ExpressionEditor.DataSource.html#C1_Win_ExpressionEditor_C1ExpressionEditor_DataSource">DataSource</a> object that the grid should display.</p>
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<h5 class="declaration">Declaration</h5>
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  <pre><code class="lang-csharp hljs">public string DataMember { get; set; }</code></pre>
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  <pre><code class="lang-vbnet hljs">Public Property DataMember As String</code></pre>
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<h5 id="C1_Win_ExpressionEditor_C1ExpressionEditor_DataMember_remarks">Remarks</h5>
<div class="markdown level1 remarks"><p>If a <a class="xref" href="C1.Win.ExpressionEditor.C1ExpressionEditor.DataSource.html#C1_Win_ExpressionEditor_C1ExpressionEditor_DataSource">DataSource</a> contains multiple sources of data, you should set the 
<a class="xref" href="C1.Win.ExpressionEditor.C1ExpressionEditor.DataMember.html#C1_Win_ExpressionEditor_C1ExpressionEditor_DataMember">DataMember</a> property to one of the sources.</p>
<p>For example, if the DataSource is a <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.data.dataset">DataSet</a> contains three tables named Customers, 
Orders, and OrderDetails, you must specify one of the tables to bind to.</p>
<p>If the <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.data.dataset">DataSet</a> contains only one <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.data.datatable">DataTable</a>, you may set the 
DataMember property to an empty string.</p>
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