- function getip() {
- static $ip = '';
- $ip = $_SERVER['REMOTE_ADDR'];
- if(isset($_SERVER['HTTP_CDN_SRC_IP'])) {
- $ip = $_SERVER['HTTP_CDN_SRC_IP'];
- } elseif (isset($_SERVER['HTTP_CLIENT_IP']) && preg_match('/^([0-9]{1,3}\\.){3}[0-9]{1,3}$/', $_SERVER['HTTP_CLIENT_IP'])) {
- $ip = $_SERVER['HTTP_CLIENT_IP'];
- } elseif(isset($_SERVER['HTTP_X_FORWARDED_FOR']) AND preg_match_all('#\\d{1,3}\\.\\d{1,3}\\.\\d{1,3}\\.\\d{1,3}#s', $_SERVER['HTTP_X_FORWARDED_FOR'], $matches)) {
- foreach ($matches[0] AS $xip) {
- if (!preg_match('#^(10|172\\.16|192\\.168)\\.#', $xip)) {
- $ip = $xip;
- break;
- }
- }
- }
- return $ip;
- }
- //该片段来自于http://www.codesnippet.cn/detail/0607201513012.html
来源: http://www.codesnippet.cn/detail/0607201513012.html