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通过学习、查询,解决该问题。 方案如下: 修改 includes/lib_insert.php 文件, 增加一个函数 代码如下: /** * 调用某商品的累积售出 */ function insert_goods_sells($arr) { $sql = 'select sum(goods_number) as number ' . ' from ' . $globals['ecs']->table('order_goods') . as og , . $globals['ecs']->table('order_info') . as o . where og.order_id = o.order_id and og.goods_id=.$arr['goods_id']; $row = $globals['db']->getrow($sql); if ($row) { $number = intval($row['number']); } else { $number = 0; } return $number; } 修改模板下goods.dwt文件 增加一行代码 <strong>累计售出:</strong>{insert name='goods_sells' goods_id=$id}{$goods.measure_unit}
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