php执行多个存储过程

    $viewPages = 0;
    $db = new mysqli('localhost',$MYSQL_USER,$MYSQL_PASS,$MYSQL_DB);  
    if (!mysqli_connect_errno()){
        $sql = "call proc_getrelativeviewids('201605101715444261')";
        $result = $db->query($sql);
        if($result) {
            if($row= $result->fetch_assoc()){
                $count = $row['cnt'];
            }
            if (!empty($count))
                $viewPages = ceil($count/PAGE_SIZE);
           
            var_dump($viewPages);
            $result->close();
            $db->next_result();
            $sql = "call proc_getrelativeviewids('201605101715444261')";
            $result = $db->query($sql);
        }
        if($result) {
            if($row= $result->fetch_assoc()){
                $count = $row['cnt'];
            }
            if (!empty($count))
                $viewPages = ceil($count/PAGE_SIZE);
       
            var_dump($viewPages);
            $result->close();
            $db->next_result();      
        } 
    }
    $db->close();