javascript - How to get the values ​​in the input box looped out by v-for after clicking it and submit it

It's roughly like this. I'm currently working on an evaluation function that can evaluate multiple products in one order, but the interface can only interface with the submission of one product {code...} If I have 3 products, I want to know how to click a button. Just submit these 3 products togethe...

淡淡烟草味 2017-06-12 09:29:09 0  1  784

javascript - Questions about calculating the total price of different products

Now there are different products with different calculation formulas. For example, for product A, the calculation formula is: quantity X duration X unit price. Product B: unit price * quantity. Please store the calculation formula and perform matching calculations by yourself.

女神的闺蜜爱上我 2017-06-08 11:02:08 0  4  945

Add all order item SKUs to order number in Woocommerce

I have this code that adds the product name as a prefix to the order number via functions.php, but I want to change it to add the SKU. In addition, it would be better if the quantity of each SKU could be inserted at the same time. Something like: 2xSKUA_1xSKUB_Order Number Can anyone point me in the...

P粉707235568 2023-09-11 23:19:34 0  1  603

javascript - vuejs+elementui shopping cart price calculation, click the plus or minus sign to modify the quantity and the total price will not change, but the calculation is executed

The function of placing an order for a product finds all the products, clicks to place the order, and then adds the ordered products to the shopping cart. The shopping cart does not need to save the products. You can modify the quantity and calculate the total price. Now the calculation in my method...

巴扎黑 2017-07-05 10:58:23 0  2  1298

php - Taobao order splitting table design

Our mall currently uses two tables, the ORDER table and the ORDER_DETAIL table. The ORDER table only saves user information, addresses, total prices, etc. The specific product information is stored in the DETAIL store, but now it is divided into two orders to be completed by different merchants. , h...

过去多啦不再A梦 2017-05-25 15:08:21 0  2  2227

php - How to ensure data security when one operation requests multiple services?

An order operation to purchase goods. To simultaneously reduce user points, insert an order. In the same library, pessimistic locking can be added to the points table to prevent concurrently generated data from being read multiple times. Now that HTTP is used to request points service and order serv...

我想大声告诉你 2017-05-25 15:08:18 0  3  862

What is the process of PHP flash sale system?

There are 100 items, and 1,000 requests poured in. The first 200 requests are retained, and the last 800 requests are returned directly. Of these two hundred requests, only one hundred were ultimately successful in placing orders. Do these two hundred requests directly generate orders according to t...

漂亮男人 2017-05-19 10:08:49 0  2  549

javascript - If a page has no data and has data, different content will be displayed. What should the front end do?

Question 1: For example, it is an order page. When I do not have an order, I display a picture to guide the user to choose the product of their choice. The content will only appear here after the user places an order and pays. I am using Vue to write the page, so I make virtual json data and then te...

巴扎黑 2017-05-19 10:22:17 0  2  378

I need to create an object using an object id from a MySQL database

I'm developing an inventory management system and I'm working on the final part of allowing users to update orders. This update requires items to be added or removed from the order. I'm working on adding the part now. I've tested the MySQL query that works in Workbench: INSERTINTOorder_items(item_qu...

P粉066224086 2024-03-28 17:41:00 0  1  386

Can PHP's array_push and array_pop be used instead of redis' list?

When making queues, for example, when making queues for product orders, we use redis lists. I think we can use PHP's array_push and array_pop instead of redis lists?

巴扎黑 2017-05-16 13:14:47 0  4  1145

javascript - When there are multiple products in the shopping cart, how to submit the product data when submitting the order?

Construct the shopping cart product list into a json array and then pass it to the server, or what?

我想大声告诉你 2017-07-01 09:12:09 0  4  2893

Most popular product titles to attract first-time buyers

Let's say I have a table with a DateTime column called purchase_time and other order details (store_id, buyer_id, item_id, value) and I want to find the item names that buyers purchased most often during their first purchase. So far I've done this, but how do I find the most popular items? selectsto...

P粉164942791 2023-09-01 18:51:31 0  1  605

What is the value of buy.php goods[$name]['name']?

In the last level array of goods, there is the name, price, and quantity of a single product. Should its name be goods[$i]['name']? I hope experts can answer it.

夕阳醉了 2018-05-21 18:41:08 0  2  1606

javascript - What is the underlying principle of JS for shopping cart?

1. What is the underlying principle of the shopping cart? How can statistics be completed? 2. Use function parameters to create the first half. How to implement the second half? 3. The code is as follows: {Code...} The following part: There are n pieces of products in total, the unit price of the mo...

習慣沉默 2017-05-19 10:36:16 0  3  677

Ways to fix issue 2003 (HY000): Unable to connect to MySQL server 'db_mysql:3306' (111)

I recently tried to containerize my FastAPIPython server (also for replication/doubling purposes). Before, I had just a MySQL server in a Docker container and everything was fine, but when I also made my web server a service, it couldn't connect to the MySQL server, so now the application doesn't wo...

P粉178132828 2023-09-05 11:18:47 0  1  830

Experiment with sorting after query limit

So this is my first question here, please forgive me if something is wrong. I'm trying to make a sort query based on constraints. So there is a Customers table with 90 records. I want to first perform a query limited to 3 records, and then sort the results of this query by a column called ContactNam...

P粉237125700 2023-09-05 14:46:42 0  1  730

CSS Grid: Create new row when child content overflows column width

I have a two column layout based on CSS grid. When the content of the second column exceeds 1fr I want to create a new row. As it currently stands, the content simply overflows the column. One requirement of this layout is that the items in the right menu column are in one row. I achieve this with: ...

P粉212114661 2023-09-05 15:18:28 0  1  619

PHP full text search functionality using AND, OR and NOT operators

Newbie question: I'm trying to implement a full text search on a search string using php and eloquent. $searchstring="+(victimsuspect)+crime-covid";$searchresult=RssItem::whereRaw("MATCH(description)AGAINST('$searchstring'INBOOLEANMODE)")->ge

P粉076987386 2023-09-05 15:06:32 0  1  581

Shortest way to convert all PHP types to string

I'm writing a general system that I hope can one day be applied to fields like medicine (i.e. it's "scientific"). I think the best way is to represent all the data in php with strings (true will be "true", false will be "false" and so on). The reason for this is that in...

P粉369196603 2023-09-05 15:34:44 0  1  1009

How to get average of DATETIME column in MySQL while grouping by other columns

I'm creating and populating a MySQL table using the following query: SETtime_zone='+00:00';CREATETABLEtimestamp_n_datetime(idINT,timeDATETIME,avg_timeDATETIME);INSERTINTOtimestamp_n_datetime(id,time,avg_time)VALUES("1","2023-01-0310:

P粉460377540 2023-09-05 11:46:21 0  1  508