UserDefaults

class UserDefaults : NSObject

  • Returns the names of the UserDefaults keys for which values currently exist. Keys that are not strings are ignored.

    Declaration

    Swift

    public var settingNames: [String]

    Return Value

    The application settings names.

  • Returns the value associated with the given UserDefaults key.

    Declaration

    Swift

    public func value(named name: String)
        -> Any?

    Parameters

    name

    The name of the setting whose value is to be retrieved.

    Return Value

    The value of the setting, or nil if no such setting exists.

  • Changes the value of the given setting to the specified object.

    Declaration

    Swift

    public func set(value: Any, named name: String)

    Parameters

    value

    The new value for the setting.
    name

    The name of the setting whose value is to be changed.

  • Removes the existing value (if any) for the setting with the given name.

    Declaration

    Swift

    public func removeValue(named name: String)

    Parameters

    name

    The name of the setting whose value is to be removed.