[英]How can I get the previous page from history in classic ASP?
Is there a way I can get the previous page the user was at in classic ASP? 有没有办法可以获取经典ASP中用户所在的上一页? I am looking for the equivalent of
history.go(-1)
in JavaScript. 我正在寻找JavaScript中的
history.go(-1)
。
Depending upon your needs you may be able to use: 根据您的需求,您可以使用:
Request.ServerVariables("HTTP_REFERER");
Returns a string containing the URL of the page that referred the request to the current page using an
<a>
tag.返回一个字符串,该字符串包含使用
<a>
标记将请求引用到当前页面的页面的URL。 If the page is redirected,HTTP_REFERER
is empty.如果页面被重定向,则
HTTP_REFERER
为空。
Typically if I need to know where the user came from, though, I would set this explicitly in the querystring or in a form variable. 通常,如果我需要知道用户来自何处,则可以在查询字符串或表单变量中进行显式设置。
http://www.w3schools.com/asp/coll_servervariables.asp http://www.w3schools.com/asp/coll_servervariables.asp
Request.ServerVariables ( "HTTP_REFERER" ) Request.ServerVariables(“ HTTP_REFERER”)
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