C语言实现简单通讯录系统

本文实例为大家分享了C语言通讯录系统(增删改查),供大家参考,具体内容如下

全部代码如下所示:

#include <iostream>#include <string>using namespace std;const int MAX = 1000;//联系人结构体typedef struct person{    string m_name;          //姓名    int m_sex;              //性别 1 男,0 女    int m_age;              //年龄    string m_phone;         //电话    string m_addr;          //住址}person_t;//通讯录结构体typedef struct addressbooks{    person_t personArray[MAX];  //通讯录中保存的联系人数组    int m_size;                 //通讯录中人员个数}addressbooks_t;void showMenu(){    cout << "************************" << endl;    cout << "***** 1.添加联系人 *****" << endl;    cout << "***** 2.显示联系人 *****" << endl;    cout << "***** 3.删除联系人 *****" << endl;    cout << "***** 4.查找联系人 *****" << endl;    cout << "***** 5.修改联系人 *****" << endl;    cout << "***** 6.清空联系人 *****" << endl;    cout << "***** 0.退出通讯录 *****" << endl;    cout << "************************" << endl;}void addPerson(addressbooks_t *abs){    //判断通讯录是否满了,如果满了就不再添加    if(abs->m_size == MAX)    {        cout  << "通讯录已满,无法添加!" << endl;        return ;    }    else    {        //添加具体联系人        cout << "请输入姓名: ";        cin >> abs->personArray[abs->m_size].m_name;        int sex;        while(true)        {            cout << "请输入性别(1男,0女): ";            cin >> sex;            if(sex == 1 || sex == 0)            {                abs->personArray[abs->m_size].m_sex = sex;                break;            }            else            {                cout << "输入有误,请重新输入!" << endl;            }        }        cout << "请输入年龄: ";        cin >> abs->personArray[abs->m_size].m_age;        cout << "请输入电话: ";        cin >> abs->personArray[abs->m_size].m_phone;        cout << "请输入地址: ";        cin >> abs->personArray[abs->m_size].m_addr;        //更新通讯录人数        ++ abs->m_size;        cout << "添加成功!" << endl;        system("pause");    }}void displayPerson(addressbooks_t *abs){    if(abs->m_size == 0)    {        cout << "记录为空!" << endl;    }    else    {        cout << "姓名\t" << "年龄\t" << "性别\t" << "电话\t\t" << "地址\t\t" << endl;        for(int i = 0; i < abs->m_size; ++i)        {            cout << abs->personArray[i].m_name << "\t";            cout << abs->personArray[i].m_age << "\t";            cout << (abs->personArray[i].m_sex == 1 ? "男" : "女") << "\t";            cout << abs->personArray[i].m_phone << "\t";            cout << abs->personArray[i].m_addr << "\t";            cout << endl;        }    }    system("pause");}//按姓名查找用户,如果查找到返回联系人在数组中的下标,未查找到返回-1int findByName(addressbooks_t *abs,string name){    for(int i = 0; i < abs->m_size; ++i)    {        if(name == abs->personArray[i].m_name)        {            return i;        }    }    return -1;}void deletePerson(addressbooks_t *abs){    string name;    cout << "请输入要删除联的系人姓名:";    cin >> name;    int index = findByName(abs,name);    if(index == -1)    {        cout << "通讯录中未查到" << name << endl;    }    else    {        for(int i = index; i < abs->m_size; ++i)        {            abs->personArray[i] = abs->personArray[i+1];        }        --abs->m_size;        cout << "删除成功" << endl;    }    system("pause");}void findPerson(addressbooks_t *abs){    string name;    cout << "请输入要查找的联系人姓名:";    cin >> name;    int index = findByName(abs,name);    if(index == -1)    {        cout << "通讯录中未查到" << name << endl;    }    else    {        cout << "姓名\t" << "年龄\t" << "性别\t" << "电话\t\t" << "地址\t\t" << endl;        cout << abs->personArray[index].m_name << "\t";        cout << abs->personArray[index].m_age << "\t";        cout << (abs->personArray[index].m_sex == 1 ? "男" : "女") << "\t";        cout << abs->personArray[index].m_phone << "\t";        cout << abs->personArray[index].m_addr << "\t";        cout << endl;    }    system("pause");}void updatePerson(addressbooks_t *abs){    string name;    cout << "请输入要修改的联系人姓名:";    cin >> name;    int index = findByName(abs,name);    if(index == -1)    {        cout << "通讯录中未查到" << name << endl;    }    else    {        //添加具体联系人        cout << "请输入姓名: ";        cin >> abs->personArray[index].m_name;        int sex;        while(true)        {            cout << "请输入性别(1男,0女): ";            cin >> sex;            if(sex == 1 || sex == 0)            {                abs->personArray[index].m_sex = sex;                break;            }            else            {                cout << "输入有误,请重新输入!" << endl;            }        }        cout << "请输入年龄: ";        cin >> abs->personArray[index].m_age;        cout << "请输入电话: ";        cin >> abs->personArray[index].m_phone;        cout << "请输入地址: ";        cin >> abs->personArray[index].m_addr;        cout << "修改成功!" << endl;    }    system("pause");}void clearPerson(addressbooks_t *abs){    abs->m_size = 0;    cout << "清空成功!" << endl;    system("pause");}int main(){    //创建一个结构体变量    addressbooks_t abs;    //初始化通讯录中人员个数    abs.m_size = 0;    int select = 0;                 //创建用户选择输入的变量    while(true)    {        system("cls");              //清空屏幕        showMenu();                 //菜单调用        cout << "请输入您的选择: ";        cin >> select;        switch (select)        {        case 0:                      //0.退出通讯录            cout << "欢迎下次使用" << endl;            return 0;            break;        case 1:                      //1.添加联系人            addPerson(&abs);            break;        case 2:                      //2.显示联系人            displayPerson(&abs);            break;        case 3:                      //3.删除联系人            deletePerson(&abs);            break;        case 4:                      //4.查找联系人            findPerson(&abs);            break;        case 5:                      //5.修改联系人            updatePerson(&abs);            break;        case 6:                      //6.清空联系人            clearPerson(&abs);            break;        default:            break;        }    }    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。

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C语言实现简单通讯录系统

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