How to make a basket?

Question

Online shopping

Good evening
How to make an online shopping cart?
- Record the contents of the basket in the session, after placing the order, transfer to the database.
- Write the contents of the basket directly to the database.

Answer 1

The language seems to be PHP? :)
It is better to write the contents of the basket directly to the database.
Firstly, it will allow you to implement a normal reservation of goods. How to properly account for the balance of goods in stock?
Secondly, storing data in sessions is quite expensive.

Answer 2

Use the angry-cart.js plugin. It is in pure JS + contains everything you need