回答編集履歴
2
テキスト修正
test
CHANGED
@@ -2,7 +2,7 @@
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5
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配列の[includes](https://developer.mozilla.org/ja/docs/Web/JavaScript/Reference/Global_Objects/Array/includes)
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5
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配列の[includes](https://developer.mozilla.org/ja/docs/Web/JavaScript/Reference/Global_Objects/Array/includes) メソッドと、[三項演算子](https://developer.mozilla.org/ja/docs/JavaScript/Reference/Operators/Conditional_Operator)を使うと、以下のようにも書けます。
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1
テキスト修正
test
CHANGED
@@ -2,7 +2,7 @@
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2
2
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3
3
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4
4
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5
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-
配列の[includes](https://developer.mozilla.org/ja/docs/Web/JavaScript/Reference/Global_Objects/Array/includes) という
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5
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+
配列の[includes](https://developer.mozilla.org/ja/docs/Web/JavaScript/Reference/Global_Objects/Array/includes) というメソッドと、[三項演算子](https://developer.mozilla.org/ja/docs/JavaScript/Reference/Operators/Conditional_Operator)を使うと、以下のようにも書けます。
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6
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7
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8
8
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