示例链接：https://xulgr.com/test/xulgr.php?qq=2037555766 $_SERVER['SERVER_NAME'] //获取当前链接的主域名，输出结果：xulgr.com $_SERVER['SERVER_PORT'] //获取当前链接的端口号，输出结...

<?php $userAgent = $_SERVER['HTTP_USER_AGENT']; if(strpos($userAgent,'iPhone') || strpos($userAgent,'iPad') || strpos($userAgent,'iPod')){ echo '苹果'; }else if(strpos($userAgen...