Map array swift

Swift array map example

swift 5
// taken from developer.apple.com map(_:)
let cast = ["Vivien", "Marlon", "Kim", "Karl"]
let lowercaseNames = cast.map { $0.lowercased() }
// 'lowercaseNames' == ["vivien", "marlon", "kim", "karl"]
let letterCounts = cast.map { $0.count }
// 'letterCounts' == [6, 6, 3, 4]

Source: grepper.com

Similar codes

0 vote364 views1 answer
Uitextfield get focus swift 5
Swift
2 votes373 views1 answer
Swift for loop index
Swift
3 votes357 views1 answer
Swift notifications mac
Swift
1 vote369 views1 answer
Switches xcode
Swift
0 vote388 views1 answer
Deselect all cell in collectionview
Swift
1 vote354 views2 answers
Shadow color swiftui
Swift
36 votes574 views6 answers
Mailto
Swift
0 vote385 views1 answer
Swift set uiimage color
Swift
0 vote432 views1 answer
Regular expression for number less than 100
Swift
0 vote307 views1 answer
Swiftui set up a binding in init
Swift