获取客户端ip并获取客户ip地址信息
//php脚本开始//PHP返回客户端IP,还不错
function 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);
}
//如果是本地IP,将无法测试,如要测试,开启下面的代码就会返回我的IP
/**/
function index(){
/**/
//远程城市数据返回点
$filename = "https://ip.taobao.com/service/getIpInfo.php?ip=125.73.111.159";
//使用file_get_contents返回json数据,确认程序是否开启file_get_contents
$json = json_decode(file_get_contents($filename));
//转换编码,不然会乱码
echo file_get_contents($filename);die;
$city=iconv("utf-8","gb2312",$json->data->region);
//打印城市
echo $city;
//到这里我们就可以使用SQL查询与数据库的城市进行匹配了,返回我们需要的城市