基于C++的控制台图书管理系统，可提供管理员登录和用户登录两种模式，管理员模式登录后可对图书的相关信息进行管理

#include"pch.h" #include<iostream> #include<string> #include<iomanip> #include<fstream> using namespace std; class User { public: void account(); User() {} User(string r, string b, string p, string ad) :rnum(r), birth(b), phone(p), address(ad) {} string rnum; string birth; string phone; string address; }u; class Reader :virtual public User { public: void account(); void info(); void BR(); void borr(); void back(); void codechange(); Reader() {} Reader(string r, string b, string p, string ad) : User(r, b, p, ad) {} protected: char code[10]; }r; class Administrator :virtual public User { public: void account(); void rec(); void BR(); void codechange(); Administrator() {} Administrator(string r, string b, string p, string ad) : User(r, b, p, ad) {} protected: string anum; char code[10]; }ad; class Visitor { public: void choose(); void Ncheck(); void Acheck(); void Pcheck(); void Dcheck(); void Bcheck(); }v; class Book { public: void test(); friend Visitor; protected: int property; char type; string name; string author; string publish; string barcode; int amount; int left; int hborrow; }; void Reader::account() { char passWord[10], usersname[10]; int i; system("cls"); cout << setw(5) << " ===========欢迎使用图书查询检索系统============= " << endl; for (i = 1; i <= 3; i++) { cout << "请输入读者账号和密码." << endl; cout << "账号："; cin >> usersname; cout << "密码："; cin >> passWord; if (strcmp(usersname, "rea111") == 0 && strcmp(passWord, "01234") == 0) { { cout << setw(5) << "*********************************" << endl; cout << endl; cout << setw(5) << "请选择你需要的操作：" << endl; cout << setw(5) << "1.读者个人信息查询" << endl; cout << setw(5) << "2.个人书籍借阅情况查询" << endl; cout << setw(5) << "3.密码修改" << endl; cout << setw(5) << "0.返回上一页菜单" << endl; cout << endl; cout << setw(5) << "*********************************" << endl; int a; cin >> a; if (a != 0 && a != 1 && a != 2 && a != 3) { cout << "Error!\n输入有误！\n"; getchar(); return; } switch (a) { case 1:r.info(); break; case 2:r.BR(); break; case 3:r.codechange(); break; case 0:u.account(); break; } }getchar(); break; } else cout << "账号或密码错误，请重新输入！" << endl; } if (i > 3) { cout << "账号或密码已输错三次，您无权使用，请退出！" << endl; getchar(); exit(0); } } void Reader::info() { User re[4]; string nam; cout << "请输入读者账号：" << endl; cin >> nam; ifstream infile("D:/Readers.txt", ios::binary); if (!infile) { cerr << "Open error!" << endl; return; } for (int i = 0; i < 4; i++) if (nam == re[i].rnum) cout << setw(5) << re[i].rnum << setw(5) << re[i].birth << setw(5) << re[i].phone << setw(5) << re[i].address; cout << endl; cout << setw(5) << "请选择你需要的操作：" << endl; cout << setw(5) << "2.个人书籍借阅情况查询" << endl; cout << setw(5) << "3.密码修改" << endl; cout << setw(5) << "0.返回上一页菜单" << endl; int a; cin >> a; switch (a) { case 2:r.BR(); break; case 3:r.codechange(); break; case 0:u.account(); break; } } void Reader::BR() { cout << setw(5) << "*********************************" << endl; cout << endl; cout << setw(5) << "请选择你需要的操作：" << endl; cout << setw(5) << "1.借阅查询：" << endl; cout << setw(5) << "2.归还查询：" << endl; cout << setw(5) << "0.返回上一页菜单" << endl; cout << endl; cout << setw(5) << "*********************************" << endl; int a; cin >> a; if (a != 0 && a != 1 && a != 2 && a != 3) { cout << "Error!\n输入有误！\n"; getchar(); return; } switch (a) { case 1:borr(); break; case 2:back(); break; case 0:u.account(); break; } } void Reader::borr() { ifstream infile("D:/Readerb.txt", ios::in); if (!infile) { cerr << "open error!" << endl; } char ch; while (infile.get(ch)) cout.put(ch); cout << endl; infile.close(); r.BR(); } void Reader::back() { ifstream infile("D:/Readerr.txt", ios::in); if (!infile) { cerr << "open error!" << endl; } char ch; while (infile.get(ch)) cout.put(ch); cout << endl; infile.close(); r.BR(); } void Reader::codechange() { char r[10]; cout << "请输入新的密码："; cin >> r; strcpy_s(code, r); cout << "密码 :" << code << endl; u.account(); } void Administrator::account()/*管理员身份验证*/ { char passWord[10], usersname[10]; int i; system("cls"); cout << setw(5) << " ===========欢迎使用图书查询检索系统============= " << endl; for (i = 1; i <= 3; i++) { cout << "请输入管理员账号和密码." << endl; cout << "账号："; cin >> usersname; cout << "密码："; cin >> passWord; if (strcmp(usersname, "ad111") == 0 && strcmp(passWord, "98765") == 0) { { cout << setw(5) << "*********************************" << endl; cout << endl; cout << setw(5) << "请选择你需要的操作：" << endl; cout << setw(5) << "1.读者信息查询" << endl; cout << setw(5) << "2.图书馆书籍借阅情况查询" << endl; cout << setw(5) << "3.密码修改" << endl; cout << setw(5) << "0.返回上一页菜单" << endl; cout << endl; cout << setw(5) << "*********************************" << endl; int a; cin >> a; if (a != 0 && a != 1 && a != 2 && a != 3) { cout << "Error!\n输入有误！\n"; getchar(); return; } switch (a) { case 1:Administrator::rec(); break; case 2:Administrator::BR(); break; case 3:Administrator::codechange(); break; case 0:u.account(); break; } }getchar(); break; } else cout << "账号或密码错误，请重新输入！" << endl; } if (i > 3) { cout << "账号或密码已输错三次，您无权使用，请退出！" << endl; getchar(); exit(0); } } void Administrator::rec() { User use[4] = { User("rea111","19980101","1413567","HappyStreet1001"), User("1220wt","19991021","1083867","HaiwanStreet111"), User("13b541","19960304","1363948","QueenStreet7"), User("1789u1","19970423","1865722","WananStreet5") }; ofstream outfile("D:/Readers.txt", ios::binary); if (!outfile) { cerr << "Open error!" << endl; abort(); } for (int i = 0; i < 4; i++) outfile.write((char*)&use[i], sizeof(use[i])); outfile.close(); ifstream infile("D:/Readers.txt", ios::binary); if (!infile) { cerr << "Open error!" << endl; return; } for (int i = 0; i < 4; i++) infile.read((char*)&use[i], sizeof(use[i])); infile.close(); for (int i = 0; i < 4; i++) { cout << "NO." << i + 1 << endl; cout << "Readernumber:" << use[i].rnum << endl; cout << "Birth:" << use[i].birth << endl; cout << "Phone:" << use[i].phone << endl; cout << "Address:" << use[i].address << endl; } cout << endl; cout << setw(5) << "请选择你需要的操作：" << endl; cout << setw(5) << "2.图书馆书籍借阅情况查询" << endl; cout << setw(5) << "3.密码修改" << endl; cout << setw(5) << "0.返回上一页菜单" << endl; int a; cin >> a; switch (a) { case 2:Administrator::BR(); break; case 3:Administrator::codechange(); break; case 0:u.account(); break; } } void Administrator::BR() { ifstream infile("D:/book.txt", ios::in); if (!infile) { cerr << "open error!" << endl; } char ch; while (infile.get(ch)) cout.put(ch); cout << endl; infile.close(); cout << endl; cout << setw(5) << "请选择你需要的操作：" << endl; cout << setw(5) << "3.密码修改" << endl; cout << setw(5) << "0.返回上一页菜单" << endl; int a; cin >> a; switch (a) { case 3:Administrator::codechange(); break; case 0:u.account(); break; } } void Administrator::codechange() { { char r[10]; cout << "请输入新的密码："; cin >> r; strcpy_s(code, r); cout << "新密码 :" << code << endl; getchar(); u.account(); } } void menu1() { cout << setw(5) << "*********************************" << endl; cout << setw(5) << "* *" << endl; cout << setw(5) << "* *" << endl; cout << setw(5) << "* 欢迎使用图书查询检索系统 *"