Get the vendor customer ID from the purchase arguments.
#include <bps/paymentservice.h>
BPS_API const char* paymentservice_purchase_arguments_get_vendor_customer_id(purchase_arguments_t *purchase_arguments)
BlackBerry 10.0.0
The purchase_arguments_t from which to get the vendor customer ID.
Retrieve the vendor customer ID that was previously set via paymentservice_purchase_arguments_set_vendor_customer_id().
The vendor customer ID, or NULL if it has not yet been set.