测试预连接 (2/2)

下面是一篇安迪·戴维斯的有用文章: 如何检查 rel=preconnect 资源提示是否有效

安迪提到,最简单的方法就是简单地使用 Mac 的 Safari 浏览器。在控制台的 Web 检查器工具中,您可以看到有关预连接的状态消息。

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