回答編集履歴

修正

2016/09/24 23:43

投稿

スコア8490

answer CHANGED Viewed

@@ -5,35 +5,35 @@
 class ViewController: UIViewController {
-    let calcHistrykey:String = "calchistryUserDefaultKey"
+    let calcHistorykey:String = "calchistoryUserDefaultKey"
-    var calchistry: Array<Double> = []
+    var calchistory: Array<Double> = []
     override func viewDidLoad() {
         super.viewDidLoad()
         // UserDefaultsに保存
-        calchistry += [1.0]
+        calchistory += [1.0]
-        calchistry += [2.0]
+        calchistory += [2.0]
-        calchistry += [3.0]
+        calchistory += [3.0]
-        saveHistry(result: calchistry)
+        saveHistory(result: calchistory)
         // UserDefaultsから読み込み
-        print(readHistry())
+        print(readHistory())
         //=> [1.0, 2.0, 3.0]
     }
     // 履歴を保存する
-    func saveHistry(result: Array<Double>) {
+    func saveHistory(result: Array<Double>) {
         let defaults = UserDefaults.standard
-        defaults.set(calchistry, forKey: calcHistrykey)
+        defaults.set(calchistory, forKey: calcHistorykey)
         defaults.synchronize()
     }
     // 履歴を取得する
-    func readHistry() -> Array<Double>  {
+    func readHistory() -> Array<Double>  {
         let defaults = UserDefaults.standard
-        return defaults.object(forKey: calcHistrykey) as! Array<Double>
+        return defaults.object(forKey: calcHistorykey) as! Array<Double>
     }
 }
 ```