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UpdatePanelTriggerCollectionEditor::CanSelectMultipleInstances Method

Gets a value that indicates whether multiple triggers can be selected at the same time.

Namespace:  System.Web.UI.Design
Assembly:  System.Web.Extensions.Design (in System.Web.Extensions.Design.dll)

protected:
virtual bool CanSelectMultipleInstances() override

Return Value

Type: System::Boolean
Always false.

The CanSelectMultipleInstances method always returns false. Therefore, only one trigger can be selected every time that the UpdatePanelTriggerCollectionEditor object is used. A trigger can be an AsyncPostBackTrigger or a PostBackTrigger object.

.NET Framework

Supported in: 4, 3.5

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

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