系统需求
通讯录是一个可以记录亲人、好友信息的工具。本教程主要利用C++来实现一个通讯录管理系统
系统中需要实现的功能如下:
·添加联系人:向通讯录中添加新人,信息包括(姓名、性别、年龄、联系电话、家庭住址)最多 记录1000人·显示联系人:显示通讯录中所有联系人信息
·删除联系人:按照姓名进行删除指定联系人·查找联系人:按照姓名查看指定联系人信息
·修改联系人:按照姓名重新修改指定联系人
·清空联系人:清空通讯录中所有信息
·退出通讯录:退出当前使用的通讯录
1.菜单功能
#include<iostream>
using namespace std;
//菜单界面
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;
}
int main() {
showMenu();
system("pause");
return 0;
}
2.退出功能
int main() {
int select = 0;
while (1) {
//菜单调用
showMenu();
cin >> select;
switch (select)
{
case 1: //添加联系人
break;
case 2: //显示联系人
break;
case 3: //删除联系人
break;
case 4: //查找联系人
break;
case 5: //修改联系人
break;
case 6: //清空联系人
break;
case 0: //退出通讯录
cout << "欢迎下次使用,再见。" << endl;
system("pause");
return 0;
break;
default:
break;
}
}
system("pause");
return 0;
}
3.添加联系人
int main() {
//创建通讯录结构体变量
Addressbooks abs;
//初始化通讯录当前个数
abs.m_Size = 0;
case 1: //添加联系人
addPerson(&abs);
break;
#include<iostream>
using namespace std;
#include<string>
#define MAX 1000
//设计联系人结构体
struct Person {
string m_Name;
int m_Sex;
int m_Age;
string m_Phone;
string m_Addr;
};
//设计通讯录结构体
struct Addressbooks {
struct Person Array[MAX];
int m_Size;
};
//1.添加联系人
void addPerson(Addressbooks* abs) {
// 判断通讯录是否已满
if (abs->m_Size == MAX) {
cout << "通讯录已满,无法添加联系人" << endl;
return;
}
else {
//添加具体联系人
//姓名
string name;
cout << "请输入姓名:" << endl;
cin >> name;
abs->Array[abs->m_Size].m_Name = name;
//性别
cout << "请输入性别:" << endl;
cout << "1-------->男" << endl;
cout << "2-------->女" << endl;
int sex = 0;
while (1) {
cin >> sex;
if (sex == 1 || sex == 2) {
abs->Array[abs->m_Size].m_Sex = sex;
break;
}
else {
cout << "输入有误,请重新输入" << endl;
}
}
//年龄
cout << "请输入年龄:" << endl;
int age = 0;
cin >> age;
abs->Array[abs->m_Size].m_Age = age;
//电话
cout << "请输入联系电话:" << endl;
string phone;
cin >> phone;
abs->Array[abs->m_Size].m_Phone = phone;
//住址
cout << "请输入住址:" << endl;
string address;
cin >> address;
abs->Array[abs->m_Size].m_Addr = address;
//更新通讯录人数
abs->m_Size++;
cout << "添加成功" << endl;
system("pause");//输入任意键继续
system("cls"); //清屏
4.显示联系人
case 2: //显示联系人
showPerson(&abs);
break;
//2.显示联系人
void showPerson(Addressbooks *abs) {
//判断通讯录是否为空
if (abs->m_Size == 0) {
cout << "当前通讯录为空" << endl;
}
//不空,则显示联系人信息
else {
for (int i = 0; i < abs->m_Size; i++) {
cout << "姓名:" << abs->Array[i].m_Name << "\t";
cout << "性别:" << (abs->Array[i].m_Sex == 1? "男":"女") << "\t";
cout << "年龄:" << abs->Array[i].m_Age << "\t";
cout << "电话:" << abs->Array[i].m_Phone << "\t";
cout << "地址:" << abs->Array[i].m_Addr << "\t" << endl;
}
}
system("pause");//输入任意键继续
system("cls"); //清屏
}
5.删除联系人
case 3: //删除联系人
deletePerson(&abs);
break;
//检测联系人是否存在
int isExist(Addressbooks* abs, string name) {
for (int i = 0; i < abs->m_Size; i++) {
//找到用户
if (abs->Array[i].m_Name == name) {
return i;
}
}
//没有找到用户
return -1;
system("pause");//输入任意键继续
system("cls"); //清屏
}
//3.删除联系人
void deletePerson(Addressbooks* abs) {
cout << "请输入您要删除的联系人" << endl;
string name;
cin >> name;
//ret == -1 未查到此人
//ret != -1 查到此人
int ret = isExist(abs, name);
if (ret != -1) {
//删除操作
for (int i = ret; i < abs->m_Size; i++) {
//进行前移
abs->Array[i] = abs->Array[i + 1];
}
//更新通讯录中的人数
abs->m_Size--;
}
else {
cout << "没有查询结果" << endl;
}
system("pause");//输入任意键继续
system("cls"); //清屏
}
6.查找联系人
case 4: //查找联系人
findPerson(&abs);
break;
//4.查找联系人
void findPerson(Addressbooks* abs) {
cout << "请输入您要查找的联系人" << endl;
string name;
cin >> name;
int ret = isExist(abs, name);
if (ret != -1) {
cout << abs->Array[ret].m_Name << "\t";
cout << abs->Array[ret].m_Sex << "\t";
cout << abs->Array[ret].m_Age << "\t";
cout << abs->Array[ret].m_Phone << "\t";
cout << abs->Array[ret].m_Addr << "\t" << endl;
}
else {
cout << "对不起,没有此联系人" << endl;
}
system("pause");//输入任意键继续
system("cls"); //清屏
}
7.修改联系人
case 5: //修改联系人
modifyPerson(&abs);
break;
//5.修改联系人
void modifyPerson(Addressbooks* abs) {
cout << "请输入您要修改的联系人" << endl;
string name;
cin >> name;
int ret = isExist(abs, name);
if (ret != -1) {
//姓名
string name;
cout << "请输入姓名:" << endl;
cin >> name;
abs->Array[ret].m_Name = name;
//性别
cout << "请输入性别:" << endl;
cout << "1-------->男" << endl;
cout << "2-------->女" << endl;
int sex = 0;
while (1) {
cin >> sex;
if (sex == 1 || sex == 2) {
abs->Array[ret].m_Sex = sex;
break;
}
else {
cout << "输入有误,请重新输入" << endl;
}
}
//年龄
cout << "请输入年龄:" << endl;
int age = 0;
cin >> age;
abs->Array[ret].m_Age = age;
//电话
cout << "请输入联系电话:" << endl;
string phone;
cin >> phone;
abs->Array[ret].m_Phone = phone;
//住址
cout << "请输入住址:" << endl;
string address;
cin >> address;
abs->Array[ret].m_Addr = address;
cout << "修改成功" << endl;
}
else {
cout << "查无此人" << endl;
}
system("pause");//输入任意键继续
system("cls"); //清屏
}
8.清空联系人
case 6: //清空联系人
clearPerson(&abs);
break;
//6.清空联系人
void clearPerson(Addressbooks* abs) {
abs->m_Size = 0;
cout << "通讯录联系人已经清空" << endl;
system("pause");//输入任意键继续
system("cls"); //清屏
}
全部代码
#include<iostream>
using namespace std;
#include<string>
#define MAX 1000
//设计联系人结构体
struct Person {
string m_Name;
int m_Sex;
int m_Age;
string m_Phone;
string m_Addr;
};
//设计通讯录结构体
struct Addressbooks {
struct Person Array[MAX];
int m_Size;
};
//1.添加联系人
void addPerson(Addressbooks* abs) {
// 判断通讯录是否已满
if (abs->m_Size == MAX) {
cout << "通讯录已满,无法添加联系人" << endl;
return;
}
else {
//添加具体联系人
//姓名
string name;
cout << "请输入姓名:" << endl;
cin >> name;
abs->Array[abs->m_Size].m_Name = name;
//性别
cout << "请输入性别:" << endl;
cout << "1-------->男" << endl;
cout << "2-------->女" << endl;
int sex = 0;
while (1) {
cin >> sex;
if (sex == 1 || sex == 2) {
abs->Array[abs->m_Size].m_Sex = sex;
break;
}
else {
cout << "输入有误,请重新输入" << endl;
}
}
//年龄
cout << "请输入年龄:" << endl;
int age = 0;
cin >> age;
abs->Array[abs->m_Size].m_Age = age;
//电话
cout << "请输入联系电话:" << endl;
string phone;
cin >> phone;
abs->Array[abs->m_Size].m_Phone = phone;
//住址
cout << "请输入住址:" << endl;
string address;
cin >> address;
abs->Array[abs->m_Size].m_Addr = address;
//更新通讯录人数
abs->m_Size++;
cout << "添加成功" << endl;
system("pause");//输入任意键继续
system("cls"); //清屏
}
}
//2.显示联系人
void showPerson(Addressbooks *abs) {
//判断通讯录是否为空
if (abs->m_Size == 0) {
cout << "当前通讯录为空" << endl;
}
//不空,则显示联系人信息
else {
for (int i = 0; i < abs->m_Size; i++) {
cout << "姓名:" << abs->Array[i].m_Name << "\t";
cout << "性别:" << (abs->Array[i].m_Sex == 1? "男":"女") << "\t";
cout << "年龄:" << abs->Array[i].m_Age << "\t";
cout << "电话:" << abs->Array[i].m_Phone << "\t";
cout << "地址:" << abs->Array[i].m_Addr << "\t" << endl;
}
}
system("pause");//输入任意键继续
system("cls"); //清屏
}
//检测联系人是否存在
int isExist(Addressbooks* abs, string name) {
for (int i = 0; i < abs->m_Size; i++) {
//找到用户
if (abs->Array[i].m_Name == name) {
return i; //返回的是数组中此联系人的下标
}
}
//没有找到用户
return -1;
system("pause");//输入任意键继续
system("cls"); //清屏
}
//3.删除联系人
void deletePerson(Addressbooks* abs) {
cout << "请输入您要删除的联系人" << endl;
string name;
cin >> name;
//ret == -1 未查到此人
//ret != -1 查到此人
int ret = isExist(abs, name);
if (ret != -1) {
//删除操作
for (int i = ret; i < abs->m_Size; i++) {
//进行前移
abs->Array[i] = abs->Array[i + 1];
}
//更新通讯录中的人数
abs->m_Size--;
}
else {
cout << "没有查询结果" << endl;
}
system("pause");//输入任意键继续
system("cls"); //清屏
}
//4.查找联系人
void findPerson(Addressbooks* abs) {
cout << "请输入您要查找的联系人" << endl;
string name;
cin >> name;
int ret = isExist(abs, name);
if (ret != -1) {
cout << abs->Array[ret].m_Name << "\t";
cout << abs->Array[ret].m_Sex << "\t";
cout << abs->Array[ret].m_Age << "\t";
cout << abs->Array[ret].m_Phone << "\t";
cout << abs->Array[ret].m_Addr << "\t" << endl;
}
else {
cout << "对不起,没有此联系人" << endl;
}
system("pause");//输入任意键继续
system("cls"); //清屏
}
//5.修改联系人
void modifyPerson(Addressbooks* abs) {
cout << "请输入您要修改的联系人" << endl;
string name;
cin >> name;
int ret = isExist(abs, name);
if (ret != -1) {
//姓名
string name;
cout << "请输入姓名:" << endl;
cin >> name;
abs->Array[ret].m_Name = name;
//性别
cout << "请输入性别:" << endl;
cout << "1-------->男" << endl;
cout << "2-------->女" << endl;
int sex = 0;
while (1) {
cin >> sex;
if (sex == 1 || sex == 2) {
abs->Array[ret].m_Sex = sex;
break;
}
else {
cout << "输入有误,请重新输入" << endl;
}
}
//年龄
cout << "请输入年龄:" << endl;
int age = 0;
cin >> age;
abs->Array[ret].m_Age = age;
//电话
cout << "请输入联系电话:" << endl;
string phone;
cin >> phone;
abs->Array[ret].m_Phone = phone;
//住址
cout << "请输入住址:" << endl;
string address;
cin >> address;
abs->Array[ret].m_Addr = address;
cout << "修改成功" << endl;
}
else {
cout << "查无此人" << endl;
}
system("pause");//输入任意键继续
system("cls"); //清屏
}
//6.清空联系人
void clearPerson(Addressbooks* abs) {
abs->m_Size = 0;
cout << "通讯录联系人已经清空" << endl;
system("pause");//输入任意键继续
system("cls"); //清屏
}
//菜单界面
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;
}
int main() {
//创建通讯录结构体变量
Addressbooks abs;
//初始化通讯录当前个数
abs.m_Size = 0;
//创建用户选择输入的变量
int select = 0;
while (1) {
//菜单调用
showMenu();
cin >> select;
switch (select)
{
case 1: //添加联系人
addPerson(&abs);
break;
case 2: //显示联系人
showPerson(&abs);
break;
case 3: //删除联系人
deletePerson(&abs);
break;
case 4: //查找联系人
findPerson(&abs);
break;
case 5: //修改联系人
modifyPerson(&abs);
break;
case 6: //清空联系人
clearPerson(&abs);
break;
case 0: //退出通讯录
cout << "欢迎下次使用,再见。" << endl;
system("pause");
return 0;
break;
default:
break;
}
}
system("pause");
return 0;
}