DOMTokenList：toString() 方法

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

DOMTokenList 接口的 toString() 字符串化器方法将标记（token）列表的值序列化为字符串返回。返回值是以空格分隔的标记列表，与 DOMTokenList.value 属性值相等。

语法

js
toString()

参数

无。

返回值

一个字符串。

示例

js
const element = document.createElement("div");
const classes = element.classList;

element.className = "shop empty-cart";
classes.add("logged-in", "dark-mode");

console.log(classes.toString());
// "shop empty-cart logged-in dark-mode"

规范

Specification
DOM
# DOMTokenList-stringification-behavior

浏览器兼容性

BCD tables only load in the browser

参见