System.ObjectModel by Microsoft

<PackageReference Include="System.ObjectModel" Version="4.0.11-beta-23225" />

.NET API 52,824 bytes

 ObservableCollection<T>

public class ObservableCollection<T> : Collection<T>, INotifyCollectionChanged, INotifyPropertyChanged
public event NotifyCollectionChangedEventHandler CollectionChanged

protected event PropertyChangedEventHandler PropertyChanged

public ObservableCollection()

public ObservableCollection(IEnumerable<T> collection)

protected IDisposable BlockReentrancy()

protected void CheckReentrancy()

public void Move(int oldIndex, int newIndex)

protected virtual void MoveItem(int oldIndex, int newIndex)

protected virtual void OnCollectionChanged(NotifyCollectionChangedEventArgs e)

protected virtual void OnPropertyChanged(PropertyChangedEventArgs e)