本文实例为大家分享了C++实现通讯录系统项目的具体代码，供大家参考，具体内容如下
制作一个具有添加联系人、删除联系人、修改联系人等功能的通讯录系统
效果图：
代码如下：
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#include <iostream>using namespace std;#include <string>#define Max 1000//创建联系人结构体struct person{ string p_name; int p_sex; //1、男 2、女 int p_age; string p_phone; string p_address;};//创建通讯录结构体struct addressbooks{ //保存的联系人数组 struct person personarr[Max]; //当前记录的人数 int p_size;};//菜单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;} //添加联系人void addperson(addressbooks* abs){ //先判断通讯录是否已满 if (abs->p_size == Max) { cout << "通讯录已满" << endl; return; } else { string name; cout << "请输入姓名: " << endl; cin >> name; abs->personarr[abs->p_size].p_name = name; cout << "请输入性别: " << endl; cout << "输入1 -- 男" << endl; cout << "输入2 -- 女" << endl; int sex = 0; while (true) { cin >> sex; if (sex == 1 || sex == 2) { //输入1或者2,退出循环. 输入其他数字重新循环 abs->personarr[abs->p_size].p_sex = sex; break; } cout << "请重新输入" << endl; } } //年龄 cout << "请输入年龄" << endl; int age = 0; cin >> age; abs->personarr[abs->p_size].p_age = age; //电话 cout << "请输入联系电话" << endl; string phone; cin >> phone; abs->personarr[abs->p_size].p_phone = phone; //地址 cout << "请输入地址" << endl; string address; cin >> address; abs->personarr[abs->p_size].p_address = address; //更新通讯录 abs->p_size++; cout << "添加成功" << endl; system("pause"); system("cls");} //显示联系人void showperson(addressbooks* abs){ if (abs->p_size == 0) { cout << "当前联系人为空" << endl; } else { for (int i = 0; i < abs->p_size; i++) { cout << "姓名: " << abs->personarr[i].p_name << "\t"; cout << "性别: " << (abs->personarr[i].p_sex == 1 ? "男" : "女") << "\t"; cout << "年龄: " << abs->personarr[i].p_age << "\t"; cout << "电话: " << abs->personarr[i].p_phone << "\t"; cout << "地址: " << abs->personarr[i].p_address << endl; } } //清屏回到最初菜单 system("pause"); system("cls");} //检测联系人是非存在通讯录中,如果存在,返回该联系人在通讯录中的位置,不存在返回-1int isExist(addressbooks* abs, string name){ for (int i = 0; i < abs->p_size; i++) { if (abs->personarr[i].p_name == name) { return i; } return -1; //遍历整个通讯录没有,则返回值为-1 }} //删除联系人void deleteperson(addressbooks* abs){ cout << "请输入要删除的联系人姓名" << endl; string name; cin >> name; int ret = isExist(abs, name); if (ret != -1) { for (int i = ret; i < abs->p_size; i++) { //后面的数据全部往前覆盖一格 abs->personarr[i] = abs->personarr[i + 1]; } abs->p_size--; cout << "删除成功" << endl; } else { cout << "通讯录中不存在该联系人" << endl; } system("pause"); system("cls");} //查找指定联系人void findperson(addressbooks* abs){ cout << "请输入您要查找的联系人姓名: " << endl; string name; cin >> name; int ret = isExist(abs, name); if (ret != -1) { cout << "姓名: " << abs->personarr[ret].p_name << "\t"; cout << "性别: " << abs->personarr[ret].p_sex << "\t"; cout << "年龄: " << abs->personarr[ret].p_age << "\t"; cout << "电话 " << abs->personarr[ret].p_phone << "\t"; cout << "地址: " << abs->personarr[ret].p_address << endl; } else { cout << "通讯录中不存在该联系人" << endl; } system("pause"); system("cls");} //修改联系人void modifyperson(addressbooks* abs){ cout << "请输入您要查找的联系人姓名: " << endl; string name; cin >> name; int ret = isExist(abs, name); if (ret != -1) { string name; cout << "请输入新的姓名: " << endl; cin >> name; abs->personarr[ret].p_name = name; int sex = 0; cout << "请输入性别: 1--男 2--女" << endl; cout << "请输入性别: " << endl; cout << "输入1 -- 男" << endl; cout << "输入2 -- 女" << endl; while (true) { cin >> sex; if (sex == 1 || sex == 2) { //输入1或者2,退出循环. 输入其他数字重新循环 abs->personarr[abs->p_size].p_sex = sex; break; } cout << "请重新输入" << endl; } int age = 0; cout << "请输入年龄: " << endl; cin >> age; abs->personarr[ret].p_age = age; string phone; cout << "请输入新的电话: " << endl; cin >> phone; abs->personarr[ret].p_phone = phone; string address; cout << "请输入新的地址: " << endl; cin >> address; abs->personarr[ret].p_address = address; cout << "修改成功!" << endl; } else { cout << "通讯录中无该联系人" << endl; } system("pause"); system("cls");} //清空联系人void emptyperson(addressbooks* abs){ cout << "确认此操作?" << endl; cout << "输入: 1--确认" << endl; cout << "输入: 其他--否" << endl; int select2 = 0; cin >> select2; if (select2 == 1) { //将该通讯录中的联系人数量清零 abs->p_size = 0; cout << " 已清空 " << endl; } system("pause"); system("cls");}int main(){ addressbooks abs; abs.p_size = 0; int select = 0; while (true) { showmenu(); cin >> select; //选择模式 switch (select) { case 1: //1、添加联系人 addperson(&abs); //利用地址传递修饰实参 break; case 2: //2、显示联系人 showperson(&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 modifyperson(&abs); break; case 6: //6、清空联系人 emptyperson(&abs); break; case 0: //0、退出通讯录 cout << "欢迎下次使用" << endl; system("pause"); return 0; break; default: break; } } system("pause"); return 0;} |
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原文链接：https://blog.csdn.net/qq_65139309/article/details/122900632
