Instance PropertyFoundationEssentials
isSignalingNaN
iOS 8.0+
iPadOS 8.0+
Mac Catalyst 8.0+
macOS 10.10+
tvOS 9.0+
watchOS 2.0+
A Boolean value indicating whether this decimal is a signaling NaN.
var isSignalingNaN: Bool { get }Instance PropertyFoundationEssentials
var isSignalingNaN: Bool { get }