DropDownList::SelectedIndex Property
Gets or sets the index of the selected item in the DropDownList control.
Assembly: System.Web (in System.Web.dll)
public: virtual property int SelectedIndex { int get () override; void set (int value) override; }
<asp:DropDownList SelectedIndex="Int32" />
Property Value
Type: System::Int32The index of the selected item in the DropDownList control. The default value is 0, which selects the first item in the list.
Use the SelectedIndex property to programmatically specify or determine the index of the selected item from the DropDownList control. An item is always selected in the DropDownList control. You cannot clear the selection from every item in the list at the same time.
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The indexes for the items in the DropDownList control are zero-based. |
The following code example demonstrates how to use the SelectedIndex property to determine the selected item in the DropDownList control.
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.
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