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 vote312 views1 answer
Imageview resize image to fit swift
Swift
2 votes347 views2 answers
React native ios rtl
Swift
0 vote370 views1 answer
Swifter apply progress bar
Swift
1 vote343 views2 answers
How to get rid of excess space in swift
Swift
18 votes490 views2 answers
Swift append element to array
Swift
0 vote359 views1 answer
After redirect from another viewcontroller in swift 5 make full view view controller
Swift
5 votes403 views1 answer
Swift uiview add tap gesture
Swift
0 vote352 views1 answer
Swift apply changes after a word in string
Swift
1 vote349 views1 answer
Presentviewcontroller must be set swift google login
Swift
0 vote357 views1 answer
Undefined symbol __swift_force_load_$swift webkit react native
Swift