質問編集履歴
2
進捗反映
test
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test
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取得した配列`[IndexPaht]`は`reloadRows(at:with:)`で範囲指定したセルを更新するか、
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セルを取得してから特定の値を書き換える目的で使いたいです。
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@@ -30,7 +22,7 @@
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```swift
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let arrayOfArray = [["A", "B", "C", "D"],["D", "F"],["G", "H", "I"]]
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let arrayOfArray = [["A", "B", "C", "D"], ["D", "F"], ["G", "H", "I"], ["J", "K"]]
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@@ -46,9 +38,71 @@
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```
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一応以下のコードで実現できそうですが、もっとスマートな方法があれば教えてください。
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```swift
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let arrayOfArray = [["A", "B", "C", "D"], ["D", "F"], ["G", "H", "I"], ["J", "K"]]
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let startIndex: IndexPath = [0, 3] // moveRowAtIndexpathとtoIndexPathの小さい方を代入する
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let endIndex: IndexPath = [2, 1] // moveRowAtIndexpathとtoIndexPathの大きい方を代入する
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var indexArray: [IndexPath] = []
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for (section, array) in arrayOfArray.enumerated() {
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for (row, _) in array.enumerated() {
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if (section < startIndex.section) ||
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(section <= startIndex.section && row < startIndex.row) ||
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(section == endIndex.section && row > endIndex.row) ||
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(section > endIndex.section) {
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continue
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}
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let tempIndexPath: IndexPath = [section, row]
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indexArray.append(tempIndexPath)
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}
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}
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print("indexArray:",indexArray)
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// => indexArray: [[0, 3], [1, 0], [1, 1], [2, 0], [2, 1]]
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1
訂正
test
CHANGED
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File without changes
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test
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@@ -42,7 +42,7 @@
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let IndexArray: [IndexPath] = []
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// 中身が、[[0,3],[
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// 中身が、[[0,3],[1,0],[1,1],[2,0],[2,1]] となるようにしたい。
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