isSuperset(of:)

Returns a Boolean value that indicates whether the set is a superset of the given set.

Declaration

func isSuperset(of other: Self) -> Bool

Parameters

other:
A set of the same type as the current set.

Return Value

true if the set is a superset of possibleSubset; otherwise, false.

Discussion

Set A is a superset of another set B if every member of B is also a member of A.

let employees: Set = ["Alicia", "Bethany", "Chris", "Diana", "Eric"]
let attendees: Set = ["Alicia", "Bethany", "Diana"]
print(employees.isSuperset(of: attendees))
// Prints "true"