transform(_:)
Applies a transformation to every element that isn’t missing.
Declaration
mutating func transform(_ transform: (WrappedElement) throws -> WrappedElement) rethrowsParameters
- transform:
A transformation closure.
Applies a transformation to every element that isn’t missing.
mutating func transform(_ transform: (WrappedElement) throws -> WrappedElement) rethrowsA transformation closure.