了解什麽是PR劫持我(wǒ)(wǒ)們才能最有效的防止PR劫持，今天和大(dà)家分(fēn)享系ASP和PHP的PR劫持方法。。。。

首先是ASP版：x 是我(wǒ)(wǒ)要劫持的pr站

以下(xià)内容爲程序代碼:
user_agent = Request.ServerVariables("HTTP_USER_AGENT") 
if user_agent = "Googlebot" then '則判定訪問google 
Response.Status = "301 Moved Permanently"
Response.AddHeader "Location", x/
end if 

以下(xià)内容爲程序代碼:

if (strstr($_SERVER["HTTP_USER_AGENT"],"Googlebot")) {
header("HTTP/1.1 301 Moved Permanently"); header("Location: x"); 
exit; 
} 
else { 
header("Content-Type: text/html; charset=ISO-8859-1");
};