<?php


$mysql_server="rm-8vbucj7qb74haf33nyo.mysql.zhangbei.rds.aliyuncs.com";
$mysql_username="shuzishijie";
$mysql_password="Ab123456";
$mysql_database="shuzishijie";
//建立数据库链接
$conn = mysqli_connect($mysql_server,$mysql_username,$mysql_password,$mysql_database);
if (!$conn){
    die('链接数据库错误');
}
$result = $conn->query('select * from li_goods where 1');
$rows = $result->fetch($result);
print_r($rows);