requirement:
Design, Implement and test the Invoice class
An Invoice class groups InvoiceItems into a single object. Each Invoice has a unique serial
number:the first Invoice has serial number 1,...
Type: Posts; User: wooof21
requirement:
Design, Implement and test the Invoice class
An Invoice class groups InvoiceItems into a single object. Each Invoice has a unique serial
number:the first Invoice has serial number 1,...