我可以在PHP中使用什么代替$ _SERVER ['HTTP_REFERER']来获取有关引用链接的一致数据？

I looked up the manual on php.net for $_SERVER['HTTP_REFERER'] and it explicity says that it is unreliable depending on the browser being used on the client side. Is there a consistent replacement that I can use to redirect websites to the referring link?I looked up the manual on php.net for $_SERVER[