'Declaration Public ReadOnly Property Activities As ReadOnlyNotifyCollection(Of ActivityBase)
public ReadOnlyNotifyCollection<ActivityBase> Activities {get;}
Returns a read-only collection of activities that are the result of an activity query. The returned collection will be kept upto-date with any changes that occur to the activities. For example, when an activity belonging to this collection is removed by the user via the UI or through the data source, the returned collection will be updated and it will raise the necessary change notification.
Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, 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