The main thing is that the shopping cart function is suitable for everyone to learn. There may be shortcomings. I hope you can understand! Main Functions Whether the shopping cart function in an e-commerce website is reasonable and safe will directly affect the development of the website. In this example, visitors are allowed to browse products and view product information, but are not allowed to shop. Only logged in users can make purchases. Notes (1) The user and password are both: 51aspx. (2) The user can enter the background only after logging in, otherwise the background cannot be operated. (3) On the home page, click the "Enter Backstage" hyperlink under the page to enter the main backstage page. Click the "Continue Shopping" navigation button to continue purchasing items. (4) Click the "Checkout" navigation button to settle the items in the current shopping cart. (5) Click the "Clear Shopping Cart" navigation button to clear all items in the current shopping cart. (6) Click the "Enter Backstage" hyperlink to add product information