enum MeasurementUnitEnum
Measurement 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
rawValue
The raw value to use for the new instance.