C# (CSharp) IOneToMany примеры использования

Пример #1

 public static int Count <TChild>(IOneToMany <TChild> parent)
 {
     return(parent.Children.Count);
 }

Пример #2

 public static ICollection <TChild> Collection <TChild>(IOneToMany <TChild> parent)
 {
     return(parent.Children);
 }