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回答編集履歴

2

ちょうせい

2021/04/23 07:21

投稿

yambejp
yambejp

スコア117946

answer CHANGED
@@ -2,6 +2,6 @@
2
2
  var arr1 = ['Yamada', 'Suzuki', 'Kato'];
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  var arr2 = ['Taro', 'Ichiro', 'Ken'];
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  // var arr3 = arr1.map((x,y)=>x+" "+arr2[y]);
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- var arr3 = arr1.map((x,y)=>[x,arr2[y]].join(' '));
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+ var arr3 = arr1.reduce((x,y,z)=>(x.push(`${y} ${arr2[z]}`),x),[]);
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  console.log(arr3);
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  ```

1

chousei

2021/04/23 07:21

投稿

yambejp
yambejp

スコア117946

answer CHANGED
@@ -1,6 +1,7 @@
1
1
  ```javascript
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2
  var arr1 = ['Yamada', 'Suzuki', 'Kato'];
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3
  var arr2 = ['Taro', 'Ichiro', 'Ken'];
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- var arr3 = arr1.map((x,y)=>x+" "+arr2[y]);
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+ // var arr3 = arr1.map((x,y)=>x+" "+arr2[y]);
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+ var arr3 = arr1.map((x,y)=>[x,arr2[y]].join(' '));
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  console.log(arr3);
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  ```