//经过检查发现是支付宝接口alipay_notify.php   //中get_verify()有问题$fp=@fsockopen($transports.$urlarr['host'],$urlarr['port'],$errno,$errstr,$time_out);            if(!$fp)     {            die("ERROR: $errno - $errstr
\n");        }     else     {            fputs($fp, "POST ".$urlarr["path"]." HTTP/1.1\r\n");            fputs($fp, "Host: ".$urlarr["host"]."\r\n");            fputs($fp, "Content-type: application/x-www-form-urlencoded\r\n");            fputs($fp, "Content-length: ".strlen($urlarr["query"])."\r\n");            fputs($fp, "Connection: close\r\n\r\n");            fputs($fp, $urlarr["query"] . "\r\n\r\n");            while(!feof($fp)) {                $info[]=@fgets($fp, 1024);            }            fclose($fp);            $info = implode(",",$info);            return $info;//修改后的代码：$curl = curl_init();       curl_setopt($curl, CURLOPT_URL, $url);       curl_setopt($curl, CURLOPT_USERAGENT, $_SERVER['HTTP_USER_AGENT']);      curl_setopt($curl, CURLOPT_POST, 1);       curl_setopt($curl, CURLOPT_POSTFIELDS, $urlarr["query"]);       curl_setopt($curl, CURLOPT_TIMEOUT, $time_out);       curl_setopt($curl, CURLOPT_HEADER, 0);       curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);       $info = curl_exec($curl);     if (curl_errno($curl))    {           $error=curl_error($curl);        $this->_log_result($error);        echo '
错误:
'.curl_error($curl);       }           curl_close($curl);           return $info; ////经过测试。返回数据正确，付款成功，并更新订单，显示已付款