php根据浏览者ip进行跳转实现代码

<?php function getIP() { static $realip; if (isset($_SERVER)){ if (isset($_SERVER["HTTP_X_FORWARDED_FOR"])){ $realip = $_SERVER["HTTP_X_FORWARDED_FOR"]; } else if (isset($_SERVER["HTTP_CLIENT_IP"])) { $realip = $_SERVER["HTTP_CLIENT_IP"]; } else { $realip = $_SERVER["REMOTE_ADDR"]; } } else { if (getenv([HTTP_X_FORWARDED_FOR])){ $realip = getenv([HTTP_X_FORWARDED_FOR]); } else if (getenv([HTTP_CLIENT_IP])) { $realip = getenv([HTTP_CLIENT_IP]); } else { $realip = getenv([REMOTE_ADDR]); } } return $realip; } if(getip()==’192.168.1.1′) { header(‘location: /ip.php’); } ?>

 

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