CancelPreApproval Method
Cancels an existing preapproval.
Object Oriented Interface
public function doCancelPreApproval($preapprovalkey);
Procedural Interface
inpaypal_adaptivepreapproval_do_cancelpreapproval($res, $preapprovalkey);
Remarks
The PreApprovalKey parameter indicates the preapproval to be canceled. You can obtain this key from the PreApprovalKey response property after a successful CreatePreApproval.
No additional properties (beyond PayPal login credentials) are required to use this method.