javascriptで配列の比較をするときはtoString()を使う
const arr1 = [1, 2, 3] const arr2 = [1, 2, 3] console.log(arr1 === arr2) => false console.log(arr1.toString() === arr2.toString()) => true
const arr1 = [1, 2, 3] const arr2 = [1, 2, 3] console.log(arr1 === arr2) => false console.log(arr1.toString() === arr2.toString()) => true