// 获取ip

function ip()

{

if (isset($_SERVER["HTTP_X_FORWARDED_FOR"]))

$ip = $_SERVER["HTTP_X_FORWARDED_FOR"];

else if (isset($_SERVER["HTTP_CLIENT_IP"]))

$ip = $_SERVER["HTTP_CLIENT_IP"];

else

$ip = $_SERVER["REMOTE_ADDR"];

return $ip;

}

$ip = ip();

// 通过百度apistore中api获取

// http://apistore.baidu.com/apiworks/servicedetail/114.html

$ch = curl_init();

$url = "http://apis.baidu.com/apistore/iplookupservice/iplookup?ip=$ip";

$header = array(

'apikey: 你的apikey',

);

// 添加apikey到header

curl_setopt($ch, CURLOPT_HTTPHEADER , $header);

curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);

// 执行HTTP请求

curl_setopt($ch , CURLOPT_URL , $url);

$res = curl_exec($ch);

$arr = json_decode($res, true);

echo "ip: " . $arr['retData']['ip'] . "
";

echo "address: " . $arr['retData']['country'] . "-" . $arr['retData']['province'] . "-" . $arr['retData']['city'] . "-" . $arr['retData']['district'] . "-" . $arr['retData']['carrier'];