C++通讯录管理系统

C++基础知识阶段小项目

使用C++基础知识，实现一个通讯录管理系统，分别实现添加联系人、显示联系人、删除联系人、查找联系人、修改联系人、清空联系人、退出系统等功能，比较简单，随意看看！

#include <iostream>

#define MAX 1000
using namespace std;
struct Person {
    string p_Name;
    string p_Sex;
    int p_Age;
    int p_Tel;
    string p_Addr;
};
struct Addressbooks {
    struct Person personArray[MAX];
    int m_Size;
};

void showMenu(string arr[]) {
    for (int i = 0; i < 9; ++i) {
        if (i != 0 && i != 8) {
            cout << "*****   " << arr[i - 1] << "   *****" << endl;
        } else {
            for (int j = 0; j < 26; ++j) {
                cout << '*';
            }
            cout << endl;
        }
    }
}

void addPerson(Addressbooks *abs) {
    if (abs->m_Size == MAX) {
        cout << "通讯录已满！";
        return;
    } else {
        string name;
        cout << "请输入联系人姓名：" << endl;
        cin >> name;
        abs->personArray[abs->m_Size].p_Name = name;

        string sex;
        cout << "请输入联系人性别：" << endl;
        cin >> sex;
        abs->personArray[abs->m_Size].p_Sex = sex;

        int age;
        cout << "请输入联系人年龄：" << endl;
        cin >> age;
        abs->personArray[abs->m_Size].p_Age = age;

        int tel;
        cout << "请输入联系人电话：" << endl;
        cin >> tel;
        abs->personArray[abs->m_Size].p_Tel = tel;

        string addr;
        cout << "请输入联系人地址：" << endl;
        cin >> addr;
        abs->personArray[abs->m_Size].p_Addr = addr;

        abs->m_Size++;
        cout << "已经添加成功！" << endl;
//        system("pause");
//        system("cls");
    }
}

void showPerson(Addressbooks *abs) {
    if (abs->m_Size == 0) {
        cout << "当前联系人为空，你可以选择添加联系人!" << endl;
    } else {
        for (int i = 0; i < abs->m_Size; ++i) {
            cout << "姓名:" << abs->personArray[i].p_Name << '\t';
            cout << "性别:" << abs->personArray[i].p_Sex << '\t';
            cout << "年龄:" << abs->personArray[i].p_Age << '\t';
            cout << "电话:" << abs->personArray[i].p_Tel << '\t';
            cout << "地址:" << abs->personArray[i].p_Addr << endl;
        }
    }
//    system("pause");
//    system("cls");
}

void showSinglePerson(Addressbooks *abs, int cnt) {
    cout << "姓名:" << abs->personArray[cnt].p_Name << '\t';
    cout << "性别:" << abs->personArray[cnt].p_Sex << '\t';
    cout << "年龄:" << abs->personArray[cnt].p_Age << '\t';
    cout << "电话:" << abs->personArray[cnt].p_Tel << '\t';
    cout << "地址:" << abs->personArray[cnt].p_Addr << endl;
}

int isExist(Addressbooks *abs, string name) {
    for (int i = 0; i < abs->m_Size; i++) {
        if (abs->personArray[i].p_Name == name) {
            return i;
        }
    }
    return -1;
}

void deletePerson(Addressbooks *abs, int cnt) {
    if (cnt == -1) {
        cout << "查无此人！" << endl;
        return;
    } else {
        for (int i = cnt; i < abs->m_Size; i++) {
            abs->personArray[i] = abs->personArray[i + 1];
        }
    }
//    system("pause");
//    system("cls");
}

void alterPerson(Addressbooks *abs, int cnt) {
    cout << "输入你需要修改的信息：" << endl;
    cout << "*****  1.修改姓名  *****" << endl;
    cout << "*****  2.修改性别  *****" << endl;
    cout << "*****  3.修改年龄  *****" << endl;
    cout << "*****  4.修改电话  *****" << endl;
    cout << "*****  5.修改地址  *****" << endl;
    int order = 0;
    cin >> order;
    switch (order) {
        case 1: {
            string name;
            cin >> name;
            abs->personArray[cnt].p_Name = name;
            break;
        }
        case 2: {
            string sex;
            cin >> sex;
            abs->personArray[cnt].p_Sex = sex;
            break;
        }
        case 3: {
            int age;
            cin >> age;
            abs->personArray[cnt].p_Age = age;
            break;
        }
        case 4: {
            int tel;
            cin >> tel;
            abs->personArray[cnt].p_Tel = tel;
            break;
        }
        case 5: {
            string addr;
            cin >> addr;
            abs->personArray[cnt].p_Addr = addr;
            break;
        }
    }
}

int main() {
    string arrMenu[] = {"1.添加联系人", "2.显示联系人", "3.删除联系人", "4.查找联系人", "5.修改联系人", "6.清空联系人",
                        "0.退出通讯录"};
    int select = 0;
    bool judge = true;
    Addressbooks abs;
    abs.m_Size = 0;
    while (judge) {
        showMenu(arrMenu);
        cin >> select;
        switch (select) {
            case 1:
                addPerson(&abs);
                break;
            case 2:
                showPerson(&abs);
                break;
            case 3: {
                cout << "请输入删除联系人姓名:" << endl;
                string name;
                cin >> name;
                int cnt = isExist(&abs, name);
                deletePerson(&abs, cnt);
                break;
            }
            case 4: {
                cout << "请输入查找联系人姓名:" << endl;
                string name;
                cin >> name;
                if (isExist(&abs, name) == -1) {
                    cout << "查无此人！" << endl;
                } else {
                    showSinglePerson(&abs, isExist(&abs, name));
                }
                break;
            }

            case 5: {
                cout << "请输入需要修改联系人姓名:" << endl;
                string name;
                cin >> name;
                if (isExist(&abs, name) == -1) {
                    cout << "查无此人！" << endl;
                } else {
                    alterPerson(&abs, isExist(&abs, name));
                }
            }
                break;
            case 6:
                abs.m_Size = 0;
                break;
            case 0:
                cout << "欢迎再次使用！" << endl;
                judge = false;
                break;
            default:
                cout << "请输入正确的数字:" << endl;
                break;
        }
    }
}