---
title: "isSuperset(of:)"
framework: swift
role: symbol
role_heading: Instance Method
path: "swift/setalgebra/issuperset(of:)"
---

# isSuperset(of:)

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

## Declaration

```swift
func isSuperset(of other: Self) -> Bool
```

## Parameters

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

## Return Value

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

## Discussion

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"