Slide 31
Slide 31 text
let mapped = ["A B C", "D E", "F"].map {
$0.componentsSeparatedByString(" ")
}
println(mapped)
// => [[A, B, C], [D, E], [F]]
let flatMapped = ["A B C", "D E", "F"].flatMap {
$0.componentsSeparatedByString(" ")
}
println(flatMapped)
// => [A, B, C, D, E, F]
Swift 1.2