回答編集履歴
1
調整
answer
CHANGED
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@@ -5,4 +5,22 @@
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5
5
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var newArr = [['浜田', '2019/6/3'], ['鈴木', '2018/2/12']];
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6
6
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var res=newArr.filter(x=>originalArr.map(x=>x.join(",")).indexOf(x.join(","))==-1);
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7
7
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console.log(res);
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8
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+
```
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9
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+
# 調整
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10
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+
```javascript
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11
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+
var originalArr = [['有馬', '2019/9/1'], ['浜田', '2019/6/3'], ['佐藤', '2019/4/4']];
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12
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+
var newArr = [['浜田', '2019/6/3'], ['鈴木', '2018/2/12']];
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13
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+
var originalArr2 = [];
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14
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for(i=0;i<originalArr.length;i++){
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15
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originalArr2.push(originalArr[i][0]+","+originalArr[i][1]);
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16
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}
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17
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var newArr2 =[];
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18
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for(i=0;i<newArr.length;i++){
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19
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newArr2.push(newArr[i][0]+","+newArr[i][1]);
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20
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}
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21
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var res=[];
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22
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for(i=0;i<newArr2.length;i++){
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23
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if(originalArr2.indexOf(newArr2[i])==-1) res.push(newArr[i]);
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24
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}
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25
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console.log(res);
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8
26
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```
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