回答編集履歴
1
ちょうせい
answer
CHANGED
@@ -23,6 +23,6 @@
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23
23
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["A",[10,11,12]],
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24
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]
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25
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const word="A"
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26
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-
const b=a.filter(x=>x[0]===
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26
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+
const b=a.filter(x=>x[0]===word).map(x=>x[1]);
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console.log(b);
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28
28
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```
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