add(_:)

import Foundation

class NSCountedSet

************** Counted Set ***************

func add(_ object: Any)

convenience init()

convenience init(array: [Any])

required init(capacity numItems: Int)

required convenience init?(coder: NSCoder)

convenience init(set: Set<AnyHashable>)

override func copy(with zone: NSZone? = nil) -> Any

func count(for object: Any) -> Int

override func encode(with coder: NSCoder)

override func isEqual(_ value: Any?) -> Bool

override func mutableCopy(with zone: NSZone? = nil) -> Any

override func remove(_ object: Any)

override func removeAllObjects()