Array.prototype.values()
Baseline Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since May 2018.
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。
js
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
js
arr.values()
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
js
var arr = ["w", "y", "k", "o", "p"];
var iterator = arr.values();
for (let letter of iterator) {
console.log(letter);
}
規範
Specification |
---|
ECMAScript Language Specification # sec-array.prototype.values |
瀏覽器相容性
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