This collection represents the set of selected items in the ListView.

public class ListView.CheckedListViewItemCollection : IList, ICollection, IEnumerable {
// Public Constructors
   public ListView.CheckedListViewItemCollection(ListView owner);
// Public Instance Properties
   public int Count{get; }
// implements ICollection
   public bool IsReadOnly{get; }
// implements IList
   public ListViewItem this{get; }
// Public Instance Methods
   public bool Contains(ListViewItem item);
   public void CopyTo(Array dest, int index);  // implements ICollection
   public IEnumerator GetEnumerator();  // implements IEnumerable
   public int IndexOf(ListViewItem item);
}