mapメソッド
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console.log(numbers.filter((num) => num >= 3)); // [3, 4]
console.log(numbers.map((num) => num * 3)); // [3, 6, 9, 12]Last updated
...
console.log(numbers.filter((num) => num >= 3)); // [3, 4]
console.log(numbers.map((num) => num * 3)); // [3, 6, 9, 12]Last updated