Shopping cart with payment gateway is a must-have functionality for an e-commerce website. The payment gateway allows the buyers to make payment online at the time of checkout. PayPal standard checkout is one of the easiest option to integrate payment gateway in the web application. A shopping cart helps users to select multiple products and PayPal allows users to checkout with credit/debit card payment.
PHP shopping cart with PayPal makes e-commerce web applications more user-friendly and feature reach. In this tutorial, we will show you how to build shopping cart with payment gateway in PHP. This example shopping cart system uses PHP SESSION to integrate cart functionality and PayPal for online credit/debit card payment.
The following functionality will be implemented in the PHP Shopping Cart system.
- List the products on the webpage.
- Custom shopping cart library with PHP.
- Add multiple products to the cart.
- Checkout cart items with online payment.
- Payment with PayPal standard checkout and order submission.
PayPal REST API Credentials
To get started with the PayPal …