回答編集履歴
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修正
answer
CHANGED
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@@ -6,4 +6,87 @@
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timeArray.sort()
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// timeArray => ["00.23", "01.23", "01.55", "03.45", "05.05"]
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```
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以下回答追記
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---
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情報を分けた配列で持つのは大変なので、一つの案として`UserDefaults`に保存できるクラスにしてみるのはどうでしょう？
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※ 数が多くなるようであれば`DB`の使用なども考えた方がよいと思いますが。
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古いですが参考URL: [Swiftオブジェクトの配列をNSUserDefaultsに保存する](https://qiita.com/paming/items/a93b8572f65275eb1dd4)
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```swift
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import UIKit
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class ViewController: UIViewController {
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override func viewDidLoad() {
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super.viewDidLoad()
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let item1 = Item(time: "01.55", date: "2018/05/05", compareTime: 01.55)
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let item2 = Item(time: "01.23", date: "2018/05/04", compareTime: 1.23)
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let item3 = Item(time: "00.23", date: "2018/05/06", compareTime: 0.23)
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let saveItems = [item1, item2, item3]
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// 保存
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let userDefaults = UserDefaults.standard
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let archivedObject = NSKeyedArchiver.archivedData(withRootObject: saveItems)
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userDefaults.set(archivedObject, forKey: "ItemSaveKey")
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userDefaults.synchronize()
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// 取得
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var resultItems: [Item] = []
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if let itemData = userDefaults.object(forKey: "ItemSaveKey") as? Data,
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let getItems = NSKeyedUnarchiver.unarchiveObject(with: itemData) as? [Item] {
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// ソート
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resultItems = getItems.sorted{ $0.time < $1.time }
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}
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// resultItems => [Item(time: "00.23", date: "2018/05/06", compareTime: 0.23),
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// Item(time: "01.23", date: "2018/05/04", compareTime: 1.23),
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// Item(time: "01.55", date: "2018/05/05", compareTime: 01.55)]
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}
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}
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class Item: NSObject, NSCoding {
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enum ItemKey: String {
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case itemTimeKey
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case itemDateKey
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case itemCompareTimeKey
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}
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/// タイム表示用
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var time: String
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/// 日付
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var date: String
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/// タイム比較用
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var compareTime: Double
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init(time: String, date: String, compareTime: Double) {
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self.time = time
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self.date = date
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self.compareTime = compareTime
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}
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required init?(coder aDecoder: NSCoder) {
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guard let time = aDecoder.decodeObject(forKey: Item.ItemKey.itemTimeKey.rawValue) as? String,
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let date = aDecoder.decodeObject(forKey: Item.ItemKey.itemDateKey.rawValue) as? String else {
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return nil
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}
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self.time = time
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self.date = date
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self.compareTime = aDecoder.decodeDouble(forKey: Item.ItemKey.itemCompareTimeKey.rawValue)
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}
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func encode(with aCoder: NSCoder) {
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aCoder.encode(time, forKey: Item.ItemKey.itemTimeKey.rawValue)
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aCoder.encode(date, forKey: Item.ItemKey.itemDateKey.rawValue)
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aCoder.encode(compareTime, forKey: Item.ItemKey.itemCompareTimeKey.rawValue)
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}
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}
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9
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```
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1
修正
answer
CHANGED
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@@ -1,4 +1,4 @@
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1
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-
文字列
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1
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文字列（タイム）を配列で保持していると思いますので、配列を以下の用にソートしてみてください。
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```swift
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4
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// ↓ 例にあった時間の配列
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