把一下代码放到 lib_main.php
1.统计某个下单商品的人数
function get_goods_ordernum($goods_id){
$sql = "select count(goods_number) from " . $GLOBALS['ecs']->table('order_goods') . " AS g ,...
php查询每个月销量的实现方法:1、创建一个php示例文件;2、用php连接数据库;3、使用SQL语句“select year(ordertime) ,month(ordertime) ,sum(Total) from xxx group by year(ordertime),month(ordertime)”...