函数名称：get_mobile_area

参数列表：$mobile表示需要查询的手机号

具体实现：

function get_mobile_area($mobile){

if (empty($mobile)) {

return '';

}

$url = "http://mobsec-dianhua.baidu.com/dianhua_api/open/location?tel=".$mobile;

$ch = curl_init();

curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);

curl_setopt($ch , CURLOPT_URL , $url);

$res = curl_exec($ch);

$data_arr = json_decode($res,true);

if ($data_arr['responseHeader']['status'] == 200) {

return $data_arr['response'][$mobile]['location'];

}

return '';

}