void DisplayInfo()
{
cout<<"借阅信息------------------------------"<<endl;
cout<<"图书信息----------------"<<endl;
cout<<"书名：\t\t"<<inBook.GetName()<<endl;
cout<<"作者：\t\t"<<inBook.GetAuthor()<<endl;
cout<<"ISBN号：\t"<<inBook.GetISBNNum()<<endl;
cout<<"出版日期：\t"<<inBook.GetDat()<<endl;
cout<<"读者信息-----------------"<<endl;
cout<<"姓名:\t\t"<<inPatron.GetName()<<endl;
cout<<"图书卡号：\t"<<inPatron.GetCardNum()<<endl;
cout<<"借书日期：\t"<<inDate.GetYear()<<"-"<<inDate.GetMonth()<<"-"<<inDate.GetDay()<<endl;
if(inPatron.IsOwed())
cout<<"欠费信息：\t欠费"<<inPatron.GetOweCount()<<"元"<<endl;
else
cout<<"欠费信息：\t无欠费记录"<<endl;
cout<<endl;
}
