(PHP 4 >= 4.0.2, PHP 5 <= 5.0.5)
pfpro_cleanup — Shuts down the Payflow Pro library
Used to shutdown the Payflow Pro library cleanly.
This function should be called after you have processed any transactions and before the end of your script. However you may omit this call, in which case this extension will automatically call pfpro_cleanup() after your script terminates.
如果成功则返回 TRUE，失败则返回 FALSE。