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DropDownList.VerifyMultiSelect Method

Always throws an HttpException exception because multiple selection is not supported for the DropDownList control.

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

protected internal override void VerifyMultiSelect ()
protected void VerifyMultiSelect ()
protected internal override function VerifyMultiSelect ()
Not applicable.

Exception typeCondition

HttpException

In all cases.

The DropDownList control does not support multiple selections and throws an HttpException exception.

Windows 98, Windows Server 2000 SP4, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0, 2.0

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