Instance PropertyFoundationEssentials
underlyingErrors
iOS 14.5+
iPadOS 14.5+
Mac Catalyst 14.5+
macOS 11.3+
tvOS 14.5+
watchOS 7.4+
A list of underlying errors, if any. It includes the values of both NSUnderlyingErrorKey and NSMultipleUnderlyingErrorsKey. If there are no underlying errors, returns an empty array.
var underlyingErrors: [any Error] { get }