Open Instance Methodswift 6.0.3Foundation
double(forKey:)
func double(forKey defaultName: String) -> Double func double(forKey defaultName: String) -> Double import Foundationclass UserDefaults@frozen struct StringA Unicode string value that is a collection of characters.
@frozen struct DoubleA double-precision, floating-point value type.
override convenience init() init?(suiteName suitename: String?) nil suite means use the default search list that +standardUserDefaults uses
static let argumentDomain: Stringstatic let didChangeNotification: NSNotification.Namestatic let globalDomain: Stringstatic let registrationDomain: Stringclass var standard: UserDefaults { get }class func resetStandardUserDefaults() var volatileDomainNames: [String] { get }func addSuite(named suiteName: String) func array(forKey defaultName: String) -> [Any]? func bool(forKey defaultName: String) -> Bool func data(forKey defaultName: String) -> Data? func dictionary(forKey defaultName: String) -> [String : Any]? func dictionaryRepresentation() -> [String : Any] func float(forKey defaultName: String) -> Float func integer(forKey defaultName: String) -> Int func object(forKey defaultName: String) -> Any? func objectIsForced(forKey key: String) -> Bool func objectIsForced(forKey key: String, inDomain domain: String) -> Bool func persistentDomain(forName domainName: String) -> [String : Any]? func register(defaults registrationDictionary: [String : Any]) func removeObject(forKey defaultName: String) func removePersistentDomain(forName domainName: String) func removeSuite(named suiteName: String) func removeVolatileDomain(forName domainName: String) func set(_ url: URL?, forKey defaultName: String) func set(_ value: Bool, forKey defaultName: String) func set(_ value: Double, forKey defaultName: String) func set(_ value: Float, forKey defaultName: String) func set(_ value: Int, forKey defaultName: String) func set(_ value: Any?, forKey defaultName: String) func setPersistentDomain(_ domain: [String : Any], forName domainName: String) func setVolatileDomain(_ domain: [String : Any], forName domainName: String) func string(forKey defaultName: String) -> String? func stringArray(forKey defaultName: String) -> [String]? @discardableResult func synchronize() -> Bool func url(forKey defaultName: String) -> URL? func volatileDomain(forName domainName: String) -> [String : Any]