安全过滤后的getIP函数
复制代码 代码如下: function getIP() { $realip = ”; //设置默认值 if (isset($_SERVER[‘HTTP_X_FORWARDED_FOR’])) { $realip = $_SERVER[‘HTTP_X_FORWARDED_FOR’]; } elseif (isset($_SERVER[‘HTTP_CLIENT_IP’])) { $realip = $_SERVER[‘HTTP_CLIENT_IP’]; } else { $realip = $_SERVER[‘REMOTE_ADDR’]; }
preg_mat
