Home - News ( United States | United Kingdom | Italy | Germany ) - Football scores

Showing content from https://developer.mozilla.org/zh-CN/docs/Web/JavaScript/Reference/Global_Objects/String/valueOf below:

String.prototype.valueOf() - JavaScript | MDN

Baseline Widely available

valueOf() 方法返回 String 对象的字符串值。

const stringObj = new String("foo");

console.log(stringObj);
// Expected output: String { "foo" }

console.log(stringObj.valueOf());
// Expected output: "foo"

一个字符串，表示给定 String 对象的原始值。

String 的 valueOf() 方法以字符串数据类型返回 String 对象的原始值。此值等价于 String.prototype.toString()。

此方法通常由 JavaScript 在内部调用，而不是在代码中显式调用。

const x = new String("Hello world");
console.log(x.valueOf()); // 'Hello world'

RetroSearch is an open source project built by @garambo | Open a GitHub Issue

Search and Browse the WWW like it's 1997 | Search results from DuckDuckGo

HTML: 3.2 | Encoding: UTF-8 | Version: 0.7.4