HTML5.2带来的新规则 #3

13164671 · 2018-02-07T15:02:08Z

HTML的每个标签的变化，都会带来超文本语言的新语法和表达方式。
在2018，浏览器会继续更新，解析乃至影响HTML5.2语言的迭代更新。

13164671 · 2018-02-07T15:03:19Z

<!doctype html>

<title>HTML5.2新功能测试</title>

原生的 dialog 控制

打开对话框

这是通过dialog实现的对话框

关闭对话框 <iframe allowpaymentrequest> </iframe>

The dialog element.
Integration with the JavaScript module system of [ECMA-262].
Referrer policy [REFERRERPOLICY].
Update ARIA reference to [wai-aria-1.1], which introduces new features to improve accessibility.
The nonce attribute for link as used in Content Security Policy [CSP3].
The allowpaymentrequest attribute of iframe, for integration with the Payment Request API [PAYMENT-REQUEST].
The allow-presentation value for the sandbox attribute of iframe, for integration with the Presentation API [PRESENTATION-API].
The canonical value for the rel attribute of links.
The noreferrer link type value for [SECURE-CONTEXTS].
The apple-touch-icon value for the rel attribute to allow the use of the sizeattribute in the link element.
The registerContentHandler(), isContentHandlerRegistered() andisProtocolHandlerRegistered() methods.
The innerText IDL attribute for HTMLElement.
Define the about:html-kind URL for MP4 media track integration.
Integrate the Should element be blocked a priori by Content Security Policy? of[CSP3]

13164671 · 2021-02-09T03:10:57Z

https://html.spec.whatwg.org/review-drafts/2020-01/
世界卫生组织签署单一的HTML开发版本。
现在的各种浏览器和HTML编译器，遵循卫生组织和国际标准，提供善意的千人千面的浏览体验。