您将要使用PHP代码

header("Location: http://www.example.com/"); 

最有可能.您可以尝试执行以下操作:

most likely. What you can try doing is this:

$url = "refresh:5; url=http://www.".$_GET['site'];
header($url)

对不起，我忘记添加5秒的等待时间.

Sorry I forgot to add the 5 second wait time.