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Ceri-anne/CompactMap.swift

Last active May 7, 2018 13:55
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CompactMap.swift
let numbers = [1,2,3,4,5,6,7,8,9,10]
let evenNumbers = numbers.compactMap { $0 % 2 == 0 ? $0 : nil }
print(evenNumbers) //returns [2,4,6,8,10]
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