Shulou(Shulou.com)06/01 Report--

This article mainly introduces "what is the file operation and class of the book management system realized by C++". In the daily operation, I believe many people have doubts about what is the file operation and class of the book management system realized by C++. The editor consulted all kinds of materials and sorted out simple and easy-to-use operation methods. I hope it will be helpful for everyone to answer the doubt that "C++ realizes the file operation and class of the book management system". Next, please follow the editor to study!

The details are as follows

(1) define the category of books

(2) Book information includes: book title name, price price, inventory num

(3) query, add, delete and modify functions

(4) use files to save and read book data.

# includeusing namespace std;#include#define filename "booklist.txt" # include#include#include class Book / / create the Book class to store the book information {public: Book (string na= ", int packs 0, int information 0) {name = na; num = n; price = p;} void Show () {cout

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