| 
    Enhanced C#
    
   Language of your choice: library documentation 
   | 
 
This interface is meant to be implemented by read-only sequence types that originally implemented ICollection<T> and want to now implement IReadOnlyCollection<T>. It is recommended to implement ICollectionAndSource<T> instead, but the latter requires you to implement a couple of additional methods. More...
  
This interface is meant to be implemented by read-only sequence types that originally implemented ICollection<T> and want to now implement IReadOnlyCollection<T>. It is recommended to implement ICollectionAndSource<T> instead, but the latter requires you to implement a couple of additional methods.
 1.8.17