EnumerationSwift
FloatingPointClassification
The IEEE 754 floating-point classes.
@frozen enum FloatingPointClassificationMembers
Enumeration Cases
case negativeInfinityA value equal to
-infinity.case negativeNormalA negative value that uses the full precision of the floating-point type.
case negativeSubnormalA negative, nonzero number that does not use the full precision of the floating-point type.
case negativeZeroA value equal to zero with a negative sign.
case positiveInfinityA value equal to
+infinity.case positiveNormalA positive value that uses the full precision of the floating-point type.
case positiveSubnormalA positive, nonzero number that does not use the full precision of the floating-point type.
case positiveZeroA value equal to zero with a positive sign.
case quietNaNA silent NaN (“not a number”) value.
case signalingNaNA signaling NaN (“not a number”).