页面缺少 HTML 文档类型,因此触发了 Quirks 模式

Published on Updated on

Translated to: English, Español, Português, 한국어, Pусский, 日本語

指定文档类型可防止浏览器切换到 Quirks 模式,从而导致页面以意外方式呈现

Lighthouse 文档类型审核为何失败

没有 <!DOCTYPE html> 声明的 Lighthouse 标记页面:

Lighthouse 审核显示缺少文档类型

Each Best Practices audit is weighted equally in the Lighthouse Best Practices Score. Learn more in The Best Practices score.

如何添加文档类型声明

<!DOCTYPE html> 声明添加到 HTML 文档的顶部:

<!DOCTYPE html>
<html lang="en">

有关更多信息,请参阅 MDN 的 Doctype 页面。

资源

Updated on 改进文章

This site uses cookies to deliver and enhance the quality of its services and to analyze traffic. If you agree, cookies are also used to serve advertising and to personalize the content and advertisements that you see. Learn more about our use of cookies.