Slide 36
Slide 36 text
36
ಛʹඌΫϩʔδϟʔɹলུ͕͍͠
//Ҿ͕ΫϩʔδϟʔͰҰ͔ͭ͠ͳ͍߹ͷྫ
let array = [1,2,3,4,5]
let newArray = array.map({ $0 * 2 })
//↑[2, 4, 6, 8, 10]ʹͳΔ
//ޙஔه๏Ͱॻ͘ͱ
let newArray = array.map(){ $0 * 2 }
//↓ͬͱলུ͢Δͱ()Λলུ͍͍ͯ͠
//ʢωοτͰௐͯԼهͷΑ͏ͳྫͰॻ͔Ε͍ͯͯলུ͞ΕͯΔͷʹؾ͕͔ͭͳ͍ʣ
let newArray = array.map{ $0 * 2 }