PHP如何获取当前页完整URL及其参数  <? echo 'http://'.$_SERVER['SERVER_NAME'].':'.$_SERVER["SERVER_PORT"].$_SERVER["REQUEST_URI"]."<br>"; echo $_SERVER['SERVER_NAME']."<br>";//  cike.org echo $_SERVER["SERVER_PORT"]."<br>";//  8080 echo $_SERVER["REQUEST_URI"]."<br>";//  /index.php?id=2 ?> ASP 如何获取当前页完整URL及其参数  <% url=Request.ServerVariables("server_name")&Request.ServerVariables("path_info") url=Request.ServerVariables("server_name") '  cike.org url2=Request.ServerVariables("path_info") '  /index.asp %>