怎么调用接口发国际验证码和通知短信？

//接口类型：互亿无线国际短信接口。//账户注册：请通过该地址开通账户 /?exClaO//注意事项：//（1）调试期间，请仔细阅读接口文档；//（2）请使用 APIID 及 APIKEY来调用接口，可在会员中心获取；//（3）该代码仅供接入互亿无线短信接口参考使用，客户可根据实际需要自行编写；

header("Content-type:text/html; charset=UTF-8");function Post($curlPost,$url){$curl = curl_init();curl_setopt($curl, CURLOPT_URL, $url);curl_setopt($curl, CURLOPT_HEADER, false);curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);curl_setopt($curl, CURLOPT_NOBODY, true);curl_setopt($curl, CURLOPT_POST, true);curl_setopt($curl, CURLOPT_POSTFIELDS, $curlPost);$return_str = curl_exec($curl);curl_close($curl);return $return_str;}function xml_to_array($xml){$reg = "/<(\w+)[^-->]*>([\\x00-\\xFF]*)<\\/\\1>/";if(preg_match_all($reg, $xml, $matches)){$count = count($matches[0]);for($i = 0; $i < $count; $i++){$subxml= $matches[2][$i];$key = $matches[1][$i];if(preg_match( $reg, $subxml )){$arr[$key] = xml_to_array( $subxml );}else{$arr[$key] = $subxml;}}}return $arr;}$target = "http://api./webservice/isms.php?method=Submit";$mobile = '136xxxxxxxx';//手机号码$post_data = "account=用户名&password=密码&mobile=".$mobile."&content=Your verification code is 1125";//查看用户名 登录用户中心->国际验证码>产品总览->API接口信息->APIID//查看密码 登录用户中心->国际验证码>产品总览->API接口信息->APIKEY$gets = xml_to_array(Post($post_data, $target));if($gets['SubmitResult']['code']==2){echo '提交成功';}