回答編集履歴
1
chousei
test
CHANGED
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@@ -5,3 +5,17 @@
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5
5
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console.log(result);
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6
6
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7
7
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```
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8
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9
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11
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ロジック的にはdataを一旦ソートしてObject.entries/valuesすると楽かも
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13
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```javascript
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14
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15
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data.sort((x,y)=>x.month==y.month?(x.timestamp>y.timestamp?1:-1):x.month-y.month);
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16
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17
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const result=Object.values(Object.fromEntries(data.map(x=>[x.month,x])));
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18
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19
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console.log(result);
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20
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21
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```
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