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FirstDayOfWeek Enumeration

Specifies the day to display as the first day of the week on the Calendar control.

Namespace:  System.Web.UI.WebControls
Assembly:  System.Web (in System.Web.dll)

public enum FirstDayOfWeek

Member nameDescription
SundayIndicates that the first day of the week is Sunday.
MondayIndicates that the first day of the week is Monday.
TuesdayIndicates that the first day of the week is Tuesday.
WednesdayIndicates that the first day of the week is Wednesday.
ThursdayIndicates that the first day of the week is Thursday.
FridayIndicates that the first day of the week is Friday.
SaturdayIndicates that the first day of the week is Saturday.
DefaultIndicates that the first day of the week is specified by the system settings.

The FirstDayOfWeek enumeration represents the values that specify which day to display as the first day of the week on the Calendar control.

The following code example demonstrates how to use a drop-down list to set the first day of the week for the Calendar control.

<%@ Page Language="C#" AutoEventWireup="True" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" 
    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
   <script runat="server" >

      void Selection_Change(Object sender, EventArgs e)
      {

         // Set the first day of the week.
         Calendar1.FirstDayOfWeek = (FirstDayOfWeek)DayList.SelectedIndex;

      }

   </script>

<head runat="server">
    <title> Calendar FirstDayOfWeek Example </title>
</head>
<body>

   <form id="form1" runat="server">

      <h3> Calendar FirstDayOfWeek Example </h3>

      Select the first day of the week.

      <br /><br /> 

      <asp:Calendar id="Calendar1"
           ShowGridLines="True" 
           ShowTitle="True"
           runat="server"/>

      <br /><br />

      <table cellpadding="5">

         <tr>

            <td>

               First day of the week:

            </td>

         </tr>

         <tr>

            <td>

               <asp:DropDownList id="DayList"
                    AutoPostBack="True"
                    OnSelectedIndexChanged="Selection_Change"
                    runat="server">

                  <asp:ListItem> Sunday </asp:ListItem>
                  <asp:ListItem> Monday </asp:ListItem>
                  <asp:ListItem> Tuesday </asp:ListItem>
                  <asp:ListItem> Wednesday </asp:ListItem>
                  <asp:ListItem> Thursday </asp:ListItem>
                  <asp:ListItem> Friday </asp:ListItem>
                  <asp:ListItem> Saturday </asp:ListItem>
                  <asp:ListItem Selected="True"> Default </asp:ListItem>

               </asp:DropDownList>

            </td>

         </tr>

      </table>  

   </form>

</body>
</html>

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

.NET Framework

Supported in: 3.5, 3.0, 2.0, 1.1, 1.0

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