enum MeasurementUnitEnumMeasurement units.
-
Parts per million.
Declaration
Swift
case ppm -
Parts per billion.
Declaration
Swift
case ppb -
Parts per trillion.
Declaration
Swift
case ppt -
Milligrams per cubic meter.
Declaration
Swift
case mgm3 -
Micrograms per cubic meter.
Declaration
Swift
case ugm3 -
Nanogram per cubic meter.
Declaration
Swift
case ngm3 -
Particles per cubic meter.
Declaration
Swift
case pm3 -
Becquerels per cubic meter.
Declaration
Swift
case bqm3 -
Creates a new instance with the specified raw value.
If there is no value of the type that corresponds with the specified raw value, this initializer returns
nil. For example:enum PaperSize: String { case A4, A5, Letter, Legal } print(PaperSize(rawValue: "Legal")) // Prints "Optional(PaperSize.Legal)" print(PaperSize(rawValue: "Tabloid")) // Prints "nil"Declaration
Swift
init?(rawValue: UInt64)Parameters
rawValueThe raw value to use for the new instance.