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  1. #include <iostream>
  2. #include <vector>
  3. #include <string>
  4. #include <sstream> // 添加这一行
  5. #include <algorithm>
  6.  
  7. // 类表示
  8. class ClassEntry {
  9. public:
  10.     std::string name;
  11.     std::vector<std::string> baseClasses;
  12.     std::vector<std::string> memberFunctions;
  13.     std::vector<std::string> dataMembers;
  14.  
  15.     ClassEntry(const std::string& name) : name(name) {}
  16. };
  17.  
  18. // 类库表示
  19. class ClassLibrary {
  20. public:
  21.     std::vector<ClassEntry> classes;
  22.  
  23.     // 添加类
  24.     void addClass(const ClassEntry& cls) {
  25.         classes.push_back(cls);
  26.     }
  27.  
  28.     // 查找类
  29.     ClassEntry* findClass(const std::string& name) {
  30.         for (auto& cls : classes) {
  31.             if (cls.name == name) {
  32.                 return &cls;
  33.             }
  34.         }
  35.         return nullptr;
  36.     }
  37.  
  38.     // 显示所有类
  39.     void displayAllClasses() {
  40.         for (const auto& cls : classes) {
  41.             std::cout << "Class: " << cls.name << std::endl;
  42.             std::cout << "Base Classes: ";
  43.             for (const auto& base : cls.baseClasses) {
  44.                 std::cout << base << " ";
  45.             }
  46.             std::cout << std::endl;
  47.             std::cout << "Member Functions: ";
  48.             for (const auto& func : cls.memberFunctions) {
  49.                 std::cout << func << " ";
  50.             }
  51.             std::cout << std::endl;
  52.             std::cout << "Data Members: ";
  53.             for (const auto& data : cls.dataMembers) {
  54.                 std::cout << data << " ";
  55.             }
  56.             std::cout << std::endl << std::endl;
  57.         }
  58.     }
  59. };
  60.  
  61. // 显示菜单
  62. void displayMenu() {
  63.     std::cout << "===== C++ Class Library Management System =====" << std::endl;
  64.     std::cout << "1. Add a new class" << std::endl;
  65.     std::cout << "2. Display all classes" << std::endl;
  66.     std::cout << "3. Exit" << std::endl;
  67.     std::cout << "Enter your choice: ";
  68. }
  69.  
  70. // 主函数
  71. int main() {
  72.     ClassLibrary library;
  73.     int choice;
  74.     bool running = true;
  75.  
  76.     while (running) {
  77.         displayMenu();
  78.         std::cin >> choice;
  79.         std::cin.ignore(); // 忽略换行符
  80.  
  81.         switch (choice) {
  82.             case 1: {
  83.                 std::string className;
  84.                 std::cout << "Enter class name: ";
  85.                 std::getline(std::cin, className);
  86.  
  87.                 ClassEntry newClass(className);
  88.  
  89.                 std::string baseClass;
  90.                 std::cout << "Enter base classes (comma separated, leave empty if none): ";
  91.                 std::getline(std::cin, baseClass);
  92.                 if (!baseClass.empty()) {
  93.                     std::replace(baseClass.begin(), baseClass.end(), ',', ' ');
  94.                     std::istringstream iss(baseClass); // 使用 std::istringstream
  95.                     std::string base;
  96.                     while (iss >> base) {
  97.                         newClass.baseClasses.push_back(base);
  98.                     }
  99.                 }
  100.  
  101.                 std::string memberFunc;
  102.                 std::cout << "Enter member functions (comma separated, leave empty if none): ";
  103.                 std::getline(std::cin, memberFunc);
  104.                 if (!memberFunc.empty()) {
  105.                     std::replace(memberFunc.begin(), memberFunc.end(), ',', ' ');
  106.                     std::istringstream iss(memberFunc); // 使用 std::istringstream
  107.                     std::string func;
  108.                     while (iss >> func) {
  109.                         newClass.memberFunctions.push_back(func);
  110.                     }
  111.                 }
  112.  
  113.                 std::string dataMember;
  114.                 std::cout << "Enter data members (comma separated, leave empty if none): ";
  115.                 std::getline(std::cin, dataMember);
  116.                 if (!dataMember.empty()) {
  117.                     std::replace(dataMember.begin(), dataMember.end(), ',', ' ');
  118.                     std::istringstream iss(dataMember); // 使用 std::istringstream
  119.                     std::string data;
  120.                     while (iss >> data) {
  121.                         newClass.dataMembers.push_back(data);
  122.                     }
  123.                 }
  124.  
  125.                 library.addClass(newClass);
  126.                 std::cout << "Class added successfully!" << std::endl;
  127.                 break;
  128.             }
  129.             case 2:
  130.                 if (library.classes.empty()) {
  131.                     std::cout << "No classes in the library." << std::endl;
  132.                 } else {
  133.                     library.displayAllClasses();
  134.                 }
  135.                 break;
  136.             case 3:
  137.                 running = false;
  138.                 std::cout << "Exiting..." << std::endl;
  139.                 break;
  140.             default:
  141.                 std::cout << "Invalid choice. Please try again." << std::endl;
  142.         }
  143.  
  144.         std::cout << std::endl;
  145.     }
  146.  
  147.     return 0;
  148. }
Success #stdin #stdout 0.01s 5276KB
comments (?)
stdin
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1
Enter class name: Vehicle
Enter base classes (comma separated, leave empty if none): 
Enter member functions (comma separated, leave empty if none): move, stop
Enter data members (comma separated, leave empty if none): speed, direction
2
1
Enter class name: Car
Enter base classes (comma separated, leave empty if none): Vehicle
Enter member functions (comma separated, leave empty if none): honk, park
Enter data members (comma separated, leave empty if none): make, model
2
3
stdout
copy 
===== C++ Class Library Management System =====
1. Add a new class
2. Display all classes
3. Exit
Enter your choice: Enter class name: Enter base classes (comma separated, leave empty if none): Enter member functions (comma separated, leave empty if none): Enter data members (comma separated, leave empty if none): Class added successfully!

===== C++ Class Library Management System =====
1. Add a new class
2. Display all classes
3. Exit
Enter your choice: Class: Enter class name: Vehicle
Base Classes: Enter base classes (comma separated leave empty if none): 
Member Functions: Enter member functions (comma separated leave empty if none): move stop 
Data Members: Enter data members (comma separated leave empty if none): speed direction 


===== C++ Class Library Management System =====
1. Add a new class
2. Display all classes
3. Exit
Enter your choice: Enter class name: Enter base classes (comma separated, leave empty if none): Enter member functions (comma separated, leave empty if none): Enter data members (comma separated, leave empty if none): Class added successfully!

===== C++ Class Library Management System =====
1. Add a new class
2. Display all classes
3. Exit
Enter your choice: Class: Enter class name: Vehicle
Base Classes: Enter base classes (comma separated leave empty if none): 
Member Functions: Enter member functions (comma separated leave empty if none): move stop 
Data Members: Enter data members (comma separated leave empty if none): speed direction 

Class: Enter class name: Car
Base Classes: Enter base classes (comma separated leave empty if none): Vehicle 
Member Functions: Enter member functions (comma separated leave empty if none): honk park 
Data Members: Enter data members (comma separated leave empty if none): make model 


===== C++ Class Library Management System =====
1. Add a new class
2. Display all classes
3. Exit
Enter your choice: Exiting...
https://ideone.com/Sag2FO
language:
C++ (gcc 8.3)
created:
1 day ago
visibility:
public

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