PHP获取客户端IP地址，服务器IP地址

============================================获取客户端IP==============================================public static function getClientIp() {    if (getenv(‘HTTP_CLIENT_IP‘)) {        $client_ip = getenv(‘HTTP_CLIENT_IP‘);    } elseif (getenv(‘HTTP_X_FORWARDED_FOR‘)) {        $client_ip = getenv(‘HTTP_X_FORWARDED_FOR‘);    } elseif (getenv(‘REMOTE_ADDR‘)) {        $client_ip = getenv(‘REMOTE_ADDR‘);    } else {        $client_ip = $_SERVER[‘REMOTE_ADDR‘];    }    return $client_ip;}

============================================获取服务端IP==============================================

public static function getServerIp() {

    if (isset($_SERVER)) {        if ($_SERVER[‘SERVER_ADDR‘]) {            $server_ip = $_SERVER[‘SERVER_ADDR‘];        } else {            $server_ip = $_SERVER[‘LOCAL_ADDR‘];        }    } else {        $server_ip = getenv(‘SERVER_ADDR‘);    }    return $server_ip;}

原文地址：https://www.cnblogs.com/skylonglong/p/8167967.html