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RadGridViewOnGroupExpanded Method
Fires when the DataGroup is expanded or collapsed.

Namespace: Telerik.WinControls.UI
Assembly: Telerik.WinControls.GridView (in Telerik.WinControls.GridView.dll) Version: 2018.3.911.40 (2018.3.911.40)
Syntax
protected virtual void OnGroupExpanded(
	Object sender,
	GroupExpandedEventArgs e
)

Parameters

sender
Type: SystemObject
The sender.
e
Type: Telerik.WinControls.UIGroupExpandedEventArgs
The GroupExpandedEventArgs instance containing the event data.
See Also