Created
March 26, 2018 23:56
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| extension Array { | |
| func flattened<T>() -> [T] where Element == T? { | |
| return flatMap { $0 } | |
| } | |
| } | |
| let array: [String?] = [ | |
| "gimme", | |
| "some", | |
| nil, | |
| "sugar" | |
| ] | |
| let flattenedArray = array.flattened() | |
| // -> ["gimme", "some", "sugar"] |
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