Advanced Features Guide

Table Of Contents
Express Checkout Advanced Features Guide April 2012 105
Immediate Payment
Integrating Immediate Payment for Express Checkout
10
Integrating Immediate Payment for Express Checkout
Immediate Payment for Express Checkout requires that you specify one value for
ALLOWEDPAYMENTMETHOD in the Express Checkout API.
1. In the call to the SetExpressCheckout API operation, you set
PAYMENTREQUEST_
n_ALLOWEDPAYMENTMETHOD to InstantPaymentOnly.
2. (Optional) You can call GetExpressCheckoutDetails to obtain information about the
buyer.
3. In the call to DoExpressCheckoutPayment, you set
PAYMENTREQUEST_
n_ALLOWEDPAYMENTMETHOD to InstantPaymentOnly.