Instance Property

isSignalingNaN

A Boolean value indicating whether the instance is a signaling NaN.

Declaration

var isSignalingNaN: Bool { get }

Discussion

Signaling NaNs typically raise the Invalid flag when used in general computing operations.

Relationships

From Protocol

FloatingPoint

See Also

Querying a Double's State

var isZero: Bool

A Boolean value indicating whether the instance is equal to zero.

var isFinite: Bool

A Boolean value indicating whether this instance is finite.

var isInfinite: Bool

A Boolean value indicating whether the instance is infinite.

var isNaN: Bool

A Boolean value indicating whether the instance is NaN (“not a number”).

var isNormal: Bool

A Boolean value indicating whether this instance is normal.

var isSubnormal: Bool

A Boolean value indicating whether the instance is subnormal.

var isCanonical: Bool

A Boolean value indicating whether the instance’s representation is in the canonical form.

var floatingPointClass: FloatingPointClassification

The classification of this value.