重定向到Firebase托管自定义域-RedirecttoFirebaseHostingcustomdomain

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You cannot turn off the subdomain. Your app will always be available on https://myapp.firebaseapp.com and whatever custom domain you've set up.

您无法关闭子域。您的应用将始终在https://myapp.firebaseapp.com以及您设置的任何自定义域中提供。

To redirect people, you can add a canonical link to your HTML:

要重定向人，您可以为HTML添加规范链接：

Read more about that in Specify your canonical on the Google Webmaster Central Blog.

在Google网站站长中心博客上的“指定您的规范”中了解详情。