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Showing content from https://developer.mozilla.org/zh-TW/docs/Web/JavaScript/Reference/Global_Objects/Array/values below:

Array.prototype.values() - JavaScript | MDN

Array.prototype.values()

Baseline Widely available

values() 方法會回傳一個包含陣列中的每一個索引之對應值(value)的新 Array Iterator 物件。

var a = ["w", "y", "k", "o", "p"];
var iterator = a.values();

console.log(iterator.next().value); // w
console.log(iterator.next().value); // y
console.log(iterator.next().value); // k
console.log(iterator.next().value); // o
console.log(iterator.next().value); // p
語法 回傳值

一個新的 Array 迭代器(iterator)物件。

範例 使用 for...of 迴圈進行迭代
var arr = ["w", "y", "k", "o", "p"];
var iterator = arr.values();

for (let letter of iterator) {
  console.log(letter);
}
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