enum StepModeIndicates the direction of a step change.
-
Unspecified direction.
Declaration
Swift
case unspecified -
Step upwards.
Declaration
Swift
case up -
Step downwards.
Declaration
Swift
case down -
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.