关于利用PHP获取访客IP、地区位置
1获取真实ip,本地测试总是::1 或者127.0.0.1 或者局域网的ip
/** * 获取用户真实 IP */ 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 $realip; }
2.根据ip获取地址
/** * 获取 IP 地理位置 * 淘宝IP接口 * @Return: array */ function getCity($ip = '') { if($ip == ''){ $url = "http://int.dpool.sina.com.cn/iplookup/iplookup.php?format=json"; $ip=json_decode(file_get_contents($url),true); $data = $ip; }else{ $url="http://ip.taobao.com/service/getIpInfo.php?ip=".$ip; $ip=json_decode(file_get_contents($url)); if((string)$ip->code=='1'){ return false; } $data = (array)$ip->data; } return $data; }
用法:
var_dump(getIP()); var_dump(getCity()); var_dump(getCity('218.93.250.162'));
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