回答編集履歴
2
ちょうせい
answer
CHANGED
@@ -2,6 +2,6 @@
|
|
2
2
|
var arr1 = ['Yamada', 'Suzuki', 'Kato'];
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3
3
|
var arr2 = ['Taro', 'Ichiro', 'Ken'];
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4
4
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// var arr3 = arr1.map((x,y)=>x+" "+arr2[y]);
|
5
|
-
var arr3 = arr1.
|
5
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+
var arr3 = arr1.reduce((x,y,z)=>(x.push(`${y} ${arr2[z]}`),x),[]);
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6
6
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console.log(arr3);
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7
7
|
```
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1
chousei
answer
CHANGED
@@ -1,6 +1,7 @@
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|
1
1
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```javascript
|
2
2
|
var arr1 = ['Yamada', 'Suzuki', 'Kato'];
|
3
3
|
var arr2 = ['Taro', 'Ichiro', 'Ken'];
|
4
|
-
var arr3 = arr1.map((x,y)=>x+" "+arr2[y]);
|
4
|
+
// var arr3 = arr1.map((x,y)=>x+" "+arr2[y]);
|
5
|
+
var arr3 = arr1.map((x,y)=>[x,arr2[y]].join(' '));
|
5
6
|
console.log(arr3);
|
6
7
|
```
|