Generic Instance Method

flatMap(_:)

No overview available.

Declaration

func flatMap<ElementOfResult>(_ transform: (Bound) throws -> ElementOfResult?) rethrows -> [ElementOfResult]
Available when Bound conforms to Strideable and Bound.Stride conforms to SignedInteger.

See Also

Tranforming a Range's Elements

func map<T>((Bound) -> T) -> [T]

Returns an array containing the results of mapping the given closure over the sequence’s elements.

func compactMap<ElementOfResult>((Bound) -> ElementOfResult?) -> [ElementOfResult]

Returns an array containing the non-nil results of calling the given transformation with each element of this sequence.

func flatMap<SegmentOfResult>((Bound) -> SegmentOfResult) -> [SegmentOfResult.Element]

Returns an array containing the concatenated results of calling the given transformation with each element of this sequence.

func reduce<Result>(Result, (Result, Bound) -> Result) -> Result

Returns the result of combining the elements of the sequence using the given closure.

func reduce<Result>(into: Result, (inout Result, Bound) -> ()) -> Result

Returns the result of combining the elements of the sequence using the given closure.

var lazy: LazySequence<ClosedRange<Bound>>

A sequence containing the same elements as this sequence, but on which some operations, such as map and filter, are implemented lazily.