代码 <?php function GetOs() { if (!empty($_SERVER
代码
<?phpfunction GetOs() { if (!empty($_SERVER['HTTP_USER_AGENT'])) { $OS = $_SERVER['HTTP_USER_AGENT']; if (preg_match('/win/i', $OS)) { $OS = 'Windows'; } elseif (preg_match('/mac/i', $OS)) { $OS = 'MAC'; } elseif (preg_match('/linux/i', $OS)) { $OS = 'Linux'; } elseif (preg_match('/unix/i', $OS)) { $OS = 'Unix'; } elseif (preg_match('/bsd/i', $OS)) { $OS = 'BSD'; } else { $OS = 'Other'; } return $OS; } else { return "获取访客操作系统信息失败！"; }} function GetBrowser() { if (!empty($_SERVER['HTTP_USER_AGENT'])) { $br = $_SERVER['HTTP_USER_AGENT']; if (preg_match('/MSIE/i', $br)) { $br = 'MSIE'; } elseif (preg_match('/Firefox/i', $br)) { $br = 'Firefox'; } elseif (preg_match('/Chrome/i', $br)) { $br = 'Chrome'; } elseif (preg_match('/Safari/i', $br)) { $br = 'Safari'; } elseif (preg_match('/Opera/i', $br)) { $br = 'Opera'; } else { $br = 'Other'; } return $br; } else { return "获取浏览器信息失败！"; }//获取ipfunction getip() { if (getenv("HTTP_CLIENT_IP") && strcasecmp(getenv("HTTP_CLIENT_IP") , "unknown")) { $ip = getenv("HTTP_CLIENT_IP"); } else if (getenv("HTTP_X_FORWARDED_FOR") && strcasecmp(getenv("HTTP_X_FORWARDED_FOR") , "unknown")) { $ip = getenv("HTTP_X_FORWARDED_FOR"); } else if (getenv("REMOTE_ADDR") && strcasecmp(getenv("REMOTE_ADDR") , "unknown")) { $ip = getenv("REMOTE_ADDR"); } else if (isset($_SERVER['REMOTE_ADDR']) && $_SERVER['REMOTE_ADDR'] && strcasecmp($_SERVER['REMOTE_ADDR'], "unknown")) { $ip = $_SERVER['REMOTE_ADDR']; } else { $ip = "unknown"; } return $ip;?>注意：调用显示举个例子比如显示IP请用echo getip(); 输出即可
