IsProperSupersetOf()

bool System.Collections.Generic.IReadOnlySet< T >.IsProperSupersetOf

(

IEnumerable< T >

other

)

Implemented in System.Collections.Immutable.ImmutableHashSet< T >, System.Collections.Immutable.ImmutableSortedSet< T >, System.Collections.Generic.SortedSet< T >, and System.Collections.Generic.HashSet< T >.