How can i cast into a ObservableCollection<object>

c# observablecollection covariance

Mario Binder · Jul 29, 2009 · Viewed 20.7k times · Source

How can i cast

from ObservableCollection<TabItem> into ObservableCollection<object>

this doesnt work for me

(ObservableCollection<object>)myTabItemObservableCollection

Answer

you should copy like this

return new ObservableCollection<object>(myTabItemObservableCollection);