Sys.NotifyCollectionChangedAction Enumeration
var a = Sys.NotifyCollectionChangedAction.add; var b = Sys.NotifyCollectionChangedAction.remove; var c = Sys.NotifyCollectionChangedAction.reset;
Show:
var a = Sys.NotifyCollectionChangedAction.add; var b = Sys.NotifyCollectionChangedAction.remove; var c = Sys.NotifyCollectionChangedAction.reset;