Created
April 17, 2018 06:31
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Sequence+CompactCast
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| extension Sequence { | |
| func compactCast<T>(to type: T.Type) -> [T] { | |
| return compactMap { $0 as? T } | |
| } | |
| } | |
| // usage | |
| let items = [1, 2, nil, 4].compactCast(to: Int.self) |
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