Enumeration Caseswift 6.1.2Swift
positiveInfinity
A value equal to +infinity.
case positiveInfinityA value equal to +infinity.
case positiveInfinityss27FloatingPointClassificationO16positiveInfinityyA2BmF What are these?5W4BKimport Swift@frozen enum FloatingPointClassificationThe IEEE 754 floating-point classes.
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 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”).