我在循环中用PHP向多个设备发送APNS。while($row=mysql_fetch_array($result)){$row['devicetoken'];$row['devcertificate'];$row['prodcertificate'];if($devprod=="dev"){$apnsserverurl="ssl://gateway.sandbox.push.apple.com:2195";$certificatename=$appname."".$row['devcertificate'];}elseif($devprod=="prod"){$apnsserveru