Safari和/或WebKit是否实现了window.navigator.online的等效功能? [英] Does Safari and/or WebKit implement the equivalent of window.navigator.online?

问题描述

Safari是否具有与window.navigator.online的HTML 5.0规范等效的功能?

Does Safari have anything equivalent to the HTML 5.0 spec for window.navigator.online?

http://www.whatwg.org/specs/web-apps/current-work/#browser-state

如果没有，可以通过轮询来建立连接状态吗?

If not are there any alternatives to polling to establish connectivity state?

我的问题与Safari 4.0+和iPhone软件2.1+有关

My question pertains to Safari 4.0+ and iPhone software 2.1+

推荐答案

是.我认为它从3.0开始就已经在Safari中使用，但是我没有检查过.在iPhone上进行的快速测试表明，它可以从iPhone OS 2.2中获得.

Yes. I think it's been in Safari from 3.0 but I haven't checked. A quick test on the iPhone shows that it is available from iPhone OS 2.2.

这篇关于Safari和/或WebKit是否实现了window.navigator.online的等效功能?的文章就介绍到这了，希望我们推荐的答案对大家有所帮助，也希望大家多多支持IT屋！