public function getIP() ???{ ???????if (getenv("HTTP_CLIENT_IP")) ???????????$ip = getenv("HTTP_CLIENT_IP"); ???????else if(getenv("HTTP_X_FORWARDED_FOR")) ???????????$ip = getenv("HTTP_X_FORWARDED_FOR"); ???????else if(getenv("REMOTE_ADDR")) ???????????$ip = getenv("REMOTE_ADDR"); ???????else ???????????$ip = "UNKNOWN"; ???????return $ip; ???}PHP 获取ip地址
原文地址：http://www.cnblogs.com/wu-song/p/7987761.html