function addresstolatlag($address){
    $url = 'http://api.map.baidu.com/geocoder/v2/?address='.$address.'&output=json&ak=xxxxxxxxxxxxxxx';　　　　//http://lbsyun.baidu.com/apiconsole/key 去申請
    if($result = file_get_contents($url))
    {
        $result = json_decode($result,true);

        if ($result['status'] == '0'){

            return $result['result']['location'];

        } else {
            return false;
        }
    } else {
        return false;
    }
}