# init() Creates an empty set. ``` init() ``` ## Discussion This initializer is equivalent to initializing with an empty array literal. For example, you create an empty `Set` instance with either this initializer or with an empty array literal. ``` var emptySet = Set() print(emptySet.isEmpty) // Prints "true" emptySet = [] print(emptySet.isEmpty) // Prints "true" ``` --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)