Created
June 3, 2014 12:41
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Swift - RubyMotion
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| numbers = [20, 19, 7, 12] | |
| numbers.map { |n| 3 * n } |
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| var numbers = [20, 19, 7, 12] | |
| numbers.map({ | |
| (n: Int) -> Int in | |
| let result = 3 * n | |
| return result | |
| }) |
Swift has it's good parts too though :) But yes, Ruby love.
I've only seen a WWDC video, but I think you can do:
numbers.map { 3 * $0 }
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lol