Now only after ALL books are valid will it complete.
There is a loop hole in that if the same book is entered more than copies are available, all available ones will be checked out but extra will not. I think this is something we should just avoid in the demo.
Now only after ALL books are valid will it complete. There is a loop hole in that if the same book is entered more than copies are available, all available ones will be checked out but extra will not. I think this is something we should just avoid in the demo.
INVALID USE CASE :P