src/Shared/EntityFramework/Core/Common/Utils/Set.cs
// <summary>
// Requires: other set must not be null and must have the same comparer.
// Returns true if all elements in this set are contained in the other set.
// </summary>
other set must not be null and must have the same comparer.
Returns true if all elements in this set are contained in the other set.
other set must not be null and must have the same comparer . Returns true if all elements in this set are contained in the other set .
internal bool IsSubsetOf(Set<TElement> other)
        {
            AssertSetCompatible(other);
            return _values.IsSubsetOf(other._values);
        }
internal bool IsSubsetOf ( Set < TElement > other ) { AssertSetCompatible ( other ) ; return _values . IsSubsetOf ( other . _values ) ; }
Requires: other set must not be null and must have the same comparer.
Requires : other set must not be null and must have the same comparer .
other
Set<TElement>