Tutorial1, 2 (FP, Dictionary, uniqueMap)#7
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wanbok
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Nov 14, 2019
| let dictionary = champs.reduce(into: [String: String]()) { | ||
| $0[$1.key] = $1.name | ||
| } | ||
| let names = selectedIndexes.map { |
| // TODO: selectedIndexes는 챔피언 목록(champs)의 key 번호 들이다. selectedIndexes에 명시된 순서대로 챔피언들의 이름(name)을 나열하라 | ||
| let names: [String] = [] | ||
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| let dictionary = champs.reduce(into: [String: String]()) { |
| let selectedIndexes = try decoder.decode([Int?].self, from: selectedIndexesData!) | ||
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| extension Array where Element: Equatable { | ||
| func uniqueMap() -> Self { |
Owner
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좋은 시도 같습니다. 어떤 이유로 만드셨는지 설명을 붙여주시면, 더 좋은 리뷰를 드릴 수 있을 것 같아요.
Author
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배열의 인자들에 대하여 유일한 값들로 이루어져 있으며, 그 순서를 보장한 배열을 만들고자하였습니다.
리뷰들 감사드립니다!
| String(describing: $0) | ||
| } | ||
| .compactMap { key in | ||
| champs.first { $0.key == key }?.name |
Owner
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uniqueMap 같이 이곳도 적절한 이름을 가진 함수를 만들 수 있을 것 같아요
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uniqueMap