'219.144.202.12');function curl_post($url, $header=array(), $data=array(), $referer=NULL, $timeout=5){    if (!$header) {      $header[] = "Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8";      $header[] = "Accept-Charset: GB2312,utf-8;q=0.7,*;q=0.7";      $header[] = "Accept-Encoding: gzip,deflate";      $header[] = "User-Agent: Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.5; zh-CN; rv:1.9.2) Gecko/20100115 Firefox/3.6";    }    $ch = curl_init();    curl_setopt($ch, CURLOPT_POST, 1);    curl_setopt($ch, CURLOPT_URL, $url);    curl_setopt($ch, CURLOPT_HTTPHEADER, $header);    curl_setopt($ch, CURLOPT_TIMEOUT, 5);    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);    curl_setopt($ch, CURLOPT_ENCODING, '');    curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);    if ($referer) curl_setopt($ch, CURLOPT_REFERER, $referer);    curl_setopt($ch, CURLOPT_POSTFIELDS, $data);    $r = curl_exec($ch);    curl_close($ch);    return $r;}$html= curl_post($url,null,$data,'http://ip.taobao.com/ipSearch.php');$json = json_decode($html);echo $json->data->country.$json->data->area.$json->data->region.$json->data->city;