# GrapeCity.Wpf.SpreadSheet.CellType.Editors.GcDropDownCalendar.FirstDayOfWeek

## Content

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<h1 id="GrapeCity_Wpf_SpreadSheet_CellType_Editors_GcDropDownCalendar_FirstDayOfWeek_" data-uid="GrapeCity.Wpf.SpreadSheet.CellType.Editors.GcDropDownCalendar.FirstDayOfWeek*">FirstDayOfWeek Property
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<div class="markdown level0 summary"></div>
<div class="markdown level0 conceptual"></div>



<a id="GrapeCity_Wpf_SpreadSheet_CellType_Editors_GcDropDownCalendar_FirstDayOfWeek_" data-uid="GrapeCity.Wpf.SpreadSheet.CellType.Editors.GcDropDownCalendar.FirstDayOfWeek*"></a>
<h4 id="GrapeCity_Wpf_SpreadSheet_CellType_Editors_GcDropDownCalendar_FirstDayOfWeek" data-uid="GrapeCity.Wpf.SpreadSheet.CellType.Editors.GcDropDownCalendar.FirstDayOfWeek">FirstDayOfWeek</h4>
<div class="markdown level1 summary"><p>Gets or sets the day that is considered the beginning of the week. This is a dependency property.</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 DayOfWeek FirstDayOfWeek { get; set; }</code></pre>
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  <pre><code class="lang-vbnet hljs">Public Property FirstDayOfWeek As DayOfWeek</code></pre>
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<h5 class="propertyValue">Property Value</h5>
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      <th>Type</th>
      <th>Description</th>
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      <td><a class="xref" href="GrapeCity.Wpf.SpreadSheet.CellType.Editors.DayOfWeek.html">DayOfWeek</a></td>
      <td><p>A GrapeCity.Windows.InputMan.DayOfWeek value that represents the beginning of the week.
The default value is GrapeCity.Windows.InputMan.DayOfWeek.NotSet.</p>
</td>
    </tr>
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<h5 id="GrapeCity_Wpf_SpreadSheet_CellType_Editors_GcDropDownCalendar_FirstDayOfWeek_remarks">Remarks</h5>
<div class="markdown level1 remarks"><p>If <a class="xref" href="GrapeCity.Wpf.SpreadSheet.CellType.Editors.GcDropDownCalendar.FirstDayOfWeek.html#GrapeCity_Wpf_SpreadSheet_CellType_Editors_GcDropDownCalendar_FirstDayOfWeek">FirstDayOfWeek</a> is GrapeCity.Windows.InputMan.DayOfWeek.NotSet, the control shows the dates according to the culture <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.globalization.datetimeformatinfo.firstdayofweek">FirstDayOfWeek</a>.</p>
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<h5 class="exceptions">Exceptions</h5>
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  <thead>
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      <th>Type</th>
      <th>Condition</th>
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      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentexception">ArgumentException</a></td>
      <td><p>The assigned value is undefined in the GrapeCity.Windows.InputMan.DayOfWeek enumeration.</p>
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