borrow.cpp

图书馆程序设计

#include "borrow.h"
namespace jixia
{
	Borrow::Borrow(int book_ID,int reader_ID,Date borrowDay,Date returnDay,double penalty)
		:BorrowDay(borrowDay),ReturnDay(returnDay)
	{   Book_ID=book_ID;
		Reader_ID=reader_ID;
    	Penalty=penalty;
	}

    Borrow::Borrow(const Borrow &b)// :BorrowDay(b.BorrowDay),ReturnDay(b.ReturnDay)
	{   BorrowDay=b.BorrowDay; ReturnDay=b.ReturnDay;
	    Book_ID=b.Book_ID;
		Reader_ID=b.Reader_ID;
		Penalty=b.Penalty;
	}

	ostream& operator<<(ostream &o,Borrow &b)
	{
	 o<<"书籍ID      "<<b.Book_ID<<endl;
	 o<<"读者ID      "<<b.Reader_ID<<endl;
	 o<<"借书时间    "<<b.BorrowDay<<endl;
	 o<<"归还时间    "<<b.ReturnDay<<endl;
	 return o;
	}

}