C# (CSharp) IObservableCollection.InsertAt Exemples

Exemple #1

        public void Toggle(T item)
        {
            var wasSelected = _selectedItems.Contains(item);

            if (wasSelected)
            {
                _selectedItems.Delete(item);
            }
            else
            {
                _selectedItems.InsertAt(0, item);
            }
        }

Exemple #2

 public static void Append <T>(this IObservableCollection <T> self, T item)
 {
     self.InsertAt(self.Length, item);
 }