php如何找到用户来自的位置？

Question

简单的问题:

how to find the location (url) where a user came from before accessing my page?

和

how to find the location (url) where a user goes after exiting my webpage?

我应该从哪里开始？谢谢

Answer 1

在PHP中,您可以使用$ _SERVER ['HTTP_REFERER']来了解用户的来源.

没有机制可以知道用户的去向,除非他们点击您网站上的链接离开您的网页.(如果这是您要跟踪的退出类型,则需要依赖javascript并实施类似Google Analytics出站链接跟踪的内容:http://www.google.com/support/analytics/bin/answer. py？answer = 55527)