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服务器之家 - 编程语言 - C/C++ - C++实现图书管理系统最新版

C++实现图书管理系统最新版

2021-11-16 15:20名名名名 C/C++

这篇文章主要为大家详细介绍了C++实现图书管理系统最新版，文中示例代码介绍的非常详细，具有一定的参考价值，感兴趣的小伙伴们可以参考一下

图书管理系统设计，供大家参考，具体内容如下

一、问题描述及功能要求

（1）图书信息录入功能(图书信息用文件保存)

（2）图书信息浏览功能

（3）查询和排序功能：(至少一种查询方式)

.按书名查询
.按作者名查询

（4）图书信息的删除与修改

二、代码实现 带有注释

废话不说，直接代码，欢迎指正。
大家CV可能有不兼容的情况，可以滴滴，尽可能解决问题地回复。

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#include<iostream>
#include<stdio.h>
#include <stdlib.h>
#include<string.h>
#include <cstring>
#include<windows.h>
#include<vector>
#define BOOKMAXREPERTORY 99
using namespace std;
class Common{
public:
    int id;
    char title[66];
    char author[66];
    Common(){
    }
    Common(int _id,char _title[],char _author[]){
        id = _id;
        strcpy(title , _title);
        strcpy(author , _author);
    }
};
 
class Book:public Common{
public:
    char publisher[66];
    int pageNumber;
    Book(){}
    Book(int _id,char _title[],char _author[],char _publisher[],char _iSBNNumber[],int _pageNumber){
        Common(_id,_title,_author);
        strcpy(publisher,_publisher);
        pageNumber = _pageNumber;
    }
};
 
class MediaLibraryManageSystem{
public:
 
    MediaLibraryManageSystem(){
        nowBookTotal = 0;
    }
 
    void _run(){
        readDataByFile();
        printf("程序加载中");
        for (int i = 0; i < 10; i++) {
            Sleep(100);    /* windows 使用Sleep，参数为毫秒 */
            printf(".");
            fflush(stdout);//强制刷新缓存，输出显示
        }
        printf("\n");
        system("cls");
        int cmd;
        while(true){
            cout<<home_menu<<endl;
            cout<<"请输入你需要执行的命令序号:";cin>>cmd;
            if(cmd == 0){
                _exit();
            }
            system("cls");
            switch(cmd){
                case 1:
                    addBook();
                    break;
                case 2:
                    queryGoods();
                    break;
                case 3:
                    showGoods();
                    break;
                case 4:
                    updateGoods();
                    break;
                case 5:
                    deleteGoods();
                    break;
                default:
                    cout<<"输入的指令有误!请重新输入!"<<endl;
            }
            system("pause");
            system("cls");
 
        }
    }
 
 
 
 
 
private:
 
    const string home_menu =
    "\n********************************** 图书管理系统 **********************************\n"
    "*                                                                                  *\n"
    "*                                                                                  *\n"
    "*                                     1.添加                                       *\n"
    "*                                                                                  *\n"
    "*                                     2.查询                                       *\n"
    "*                                                                                  *\n"
    "*                                     3.显示图书库                                 *\n"
    "*                                                                                  *\n"
    "*                                     4.修改图书库                                 *\n"
    "*                                                                                  *\n"
    "*                                     5.删除                                       *\n"
    "*                                                                                  *\n"
    "*                                     0.退出                                       *\n"
    "*                                                                                  *\n"
    "*                                                                                  *\n"
    "************************************************************************************\n";
 
    const string query_goods_menu =
    "\n************************************ 图书查询 ************************************\n"
    "*                                                                                  *\n"
    "*                                                                                  *\n"
    "*                                    1.按标题查询                                  *\n"
    "*                                                                                  *\n"
    "*                                    2.按编号查询                                  *\n"
    "*                                                                                  *\n"
    "*                                    0.退出                                        *\n"
    "*                                                                                  *\n"
    "*                                                                                  *\n"
    "************************************************************************************\n";
 
    Book bookList[BOOKMAXREPERTORY];
 
    int nowBookTotal;
 
    ///添加图书
    void addBook(){
        Book book;
        cout<<"请输入编号:";cin>>book.id;
        cout<<"请输入标题:";cin>>book.title;
        cout<<"请输入作者:";cin>>book.author;
        cout<<"请输入出版社:";cin>>book.publisher;
        cout<<"请输入页数:";cin>>book.pageNumber;
        if(getBookById(book.id) != -1){
            cout<<"添加失败! 添加编号重复! 请重新添加!"<<endl;
        }else if(nowBookTotal == BOOKMAXREPERTORY){
            cout<<"添加失败! 图书库已满!"<<endl;
        }else{
            bookList[nowBookTotal ++] = book;
        }
    }
 
    /*  查询图书  */
    void queryGoods(){
        int cmd;
        while(true){
            cout<<query_goods_menu<<endl;
            cout<<"请输入你需要执行的命令序号:";cin>>cmd;
            if(cmd == 0){
                break;
            }
            system("cls");
            switch(cmd){
                case 1:
                    queryByTitle();
                    break;
                case 2:
                    queryById();
                    break;
                default:
                    cout<<"输入的指令有误!请重新输入!"<<endl;
            }
            system("pause");
            system("cls");
 
        }
    }
 
 
    ///按标题查询
    void queryByTitle(){
        int cmd;
        char title[66];
        cout<<"请输入标题:";cin>>title;
        getBookByTitle(title);
    }
 
    ///book
    void getBookByTitle(char title[]){
        bool flag = true;
        printf("%-6s%-10s%-10s%-10s%-10s%\n","编号","标题","作者","出版社","页数");
        for(int i = 0;i < nowBookTotal;i ++){
            if(strcmp(bookList[i].title,title) == 0){
                flag = false;
                printf("%-6d%-10s%-10s%-10s%-10d\n",bookList[i].id,bookList[i].title,bookList[i].author,bookList[i].publisher,bookList[i].pageNumber);
            }
        }
        if(flag){
            printf("\n\n空的!\n\n");
        }
    }
 
 
    ///按编号查询
    void queryById(){
        int cmd,i,id;
        cout<<"请输入Id:";cin>>id;
        i = getBookById(id);
        if(i == -1){
            printf("查找不到!\n");
        }else{
            printf("%-6s%-10s%-10s%-10s%-10s\n","编号","标题","作者","评级","出版社","页数");
            printf("%-6d%-10s%-10s%-10s%-10d\n",bookList[i].id,bookList[i].title,bookList[i].author,bookList[i].publisher,bookList[i].pageNumber);
        }
    }
 
    ///Book
    int getBookById(int id){
        int index = -1;
        for(int i = 0;i < nowBookTotal;i ++){
            if(bookList[i].id == id){
                index = i;
                break;
            }
        }
        return index;
    }
 
    /*  显示图书库  */
    void showGoods(){
        if(nowBookTotal == 0){
            printf("空的!\n");
        }else{
            printf("%-6s%-10s%-10s%-10s%-10s\n","编号","标题","作者","出版社","页数");
            for(int i = 0;i < nowBookTotal;i ++){
                printf("%-6d%-10s%-10s%-10s%-10d\n",bookList[i].id,bookList[i].title,bookList[i].author,bookList[i].publisher,bookList[i].pageNumber);
            }
        }
    }
 
    /*  修改图书  */
    void updateGoods(){
        int cmd,id,i;
        cout<<"请输入你需要修改的图书编号:";cin>>id;
        i = getBookById(id);
        if(i == -1){
                cout<<"图书不存在!"<<endl;
        }else{
            cout<<"原图书信息为:"<<endl;
            printf("%-6s%-10s%-10s%-10s%-10s\n","编号","标题","作者","出版社","页数");
            printf("%-6d%-10s%-10s%-10s%-10d\n",bookList[i].id,bookList[i].title,bookList[i].author,bookList[i].publisher,bookList[i].pageNumber);
            Book book;
            book.id = id;
            cout<<"请输入修改后的标题:";cin>>book.title;
            cout<<"请输入修改后的作者:";cin>>book.author;
            cout<<"请输入修改后的出版社:";cin>>book.publisher;
            cout<<"请输入修改后的页数:";cin>>book.pageNumber;
            bookList[i] = book;
        }
    }
 
    /*  删除图书  */
    void deleteGoods(){
        int cmd,id,i;
        if(nowBookTotal == 0){
            cout<<"空的!"<<endl;
   return;
        }
        cout<<"请输入你需要删除的图书编号:";cin>>id;
        deleteBook(id);
    }
 
    ///book
    void deleteBook(int id){
        int index = getBookById(id);
        if(index == -1){
            cout<<"没有该图书!"<<endl;
        }else{
            for(int i = index;i < nowBookTotal - 1;i ++){
                bookList[i] = bookList[i + 1];
            }
            nowBookTotal --;
            cout<<"删除成功!"<<endl;
        }
    }
 
    /*  保存图书  */
    void saveDataToFile(){
        ///book
        FILE *bookDB = fopen("bookList.txt", "wb");
        for (int i = 0; i < nowBookTotal; i++) {
            fwrite(&bookList[i], sizeof(Book), 1, bookDB);
        }
        fclose(bookDB);
    }
 
    /*  读取图书  */
    void readDataByFile(){
        ///Book
        FILE *bookDB = fopen("bookList.txt", "rb");
        nowBookTotal = 0;
        Book book;
        while (fread(&book, sizeof(Book), 1, bookDB) == 1) {
            bookList[nowBookTotal++] = book;
        }
        fclose(bookDB);
    }
 
    void _exit(){
        saveDataToFile();
        system("cls");
        printf("正在退出");
        for (int i = 0; i < 10; i++) {
            Sleep(100);
            printf(".");
            fflush(stdout);//强制刷新缓存，输出显示
        }
        system("cls");
        printf("已退出!");
        exit(1);
    }
 
};
 
int main(){
    MediaLibraryManageSystem mediaLibraryManageSystem;
    mediaLibraryManageSystem._run();
    return 0;
}

以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持服务器之家。

原文链接：https://blog.csdn.net/m0_46525584/article/details/106967285

  • C++
  • 图书管理系统

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