This tutorial will help you to integrate PayPal payment gateway using PHP with an example. I will walk you through a step by step process and make it easy for you do the integration.

You will learn about three things today,

1. How to integrate PayPal payment gateway in your application and process payments.
2. What is PayPal IPN, why you should use it and an example implementation.
3. How to test PayPal payment gateway integration using PayPal sandbox.

PayPal provides different options to integrate the gateway like,

1. PayPal Payments Standard
2. Checkout
3. PayPal Commerce Platform
4. Recurring payments using PayPal Subscriptions
5. Payouts
6. Invoicing
7. Accept card payments
8. PayPal Pro

In this example, we will use “PayPal Payments Standard” method for integrating the payment gateway.

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Reetesh Gupta

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