ContainsAllAsync Method
ContainsAllAsync<TItem>(ICollection<TItem>)
Determines whether this collection contains all of the elements in the specified collection.
Declaration
Task<bool> ContainsAllAsync<TItem>(ICollection<TItem> items) where TItem : T
Parameters
| ICollection<TItem> | items | The collection  | 
    
Returns
| Task<bool> | 
  | 
    
Type Parameters
| TItem | type of elements  |