C++ 通讯录管理系统

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#include "showMenu.h"
using namespace std;

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;

}

#include <iostream>
#include "showMenu.h"
#define MAX 1001
using namespace std;

/*
	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;
*/

//设计联系人结构体
struct Person
{
	string m_Name;
	char m_Sex;
	int m_Age;
	string m_Phone;
	string m_Addr;
};

//设计通讯录结构体
struct Addressbooks
{
	struct Person personArray[MAX];

	int m_Size = 0;

};

//添加联系人
void addPerson(Addressbooks* abs)
{
	//判断通讯录是否已满，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
	{
		//添加联系人

		//姓名
		string name;
		cout << "请输入姓名： " << endl;
		cin >> name;
		abs->personArray[abs->m_Size].m_Name = name;

		//性别
		cout << "请输入性别： " << endl;
		cout << "1----男" << endl;
		cout << "2----女" << endl;
		char sex = '0';
		getchar();
		while (true)
		{
			cin >> sex;
 
			if (sex == '1' || sex == '2')
			{
				abs->personArray[abs->m_Size].m_Sex = sex;
				break;
			}
		cout << "性别输入有误，请重新输入！" << endl;

			
		}
		//年龄
		cout << "请输入年龄： " << endl;
		int age = 0;
		
		while (true)
		{
			cin >> age;
			if (age > 0 && age < 150)
			{
				abs->personArray[abs->m_Size].m_Age = age;
				break;
			}
			cout << "年龄输入有误，请重新输入！" << endl;
		}
		

		//电话
		cout << "请输入联系电话： " << endl;
		string phone;

		while (true)
		{
			cin >> phone;
			if (phone.size() == 11)
			{
				abs->personArray[abs->m_Size].m_Phone = phone;
				break;
			}
			cout << "号码输入错误，请重新输入！" << endl;
		}
				

		//住址
		cout << "请输入家庭住址： " << endl;
		string address;
		cin >> address;
		abs->personArray[abs->m_Size].m_Addr = address;

		//更新通讯录人数
		abs->m_Size++;

		cout << "添加联系人成功！" << endl;
		
		system("pause");//请按任意键继续
		system("cls");//清屏操作

	}
}

//显示所有联系人
void showPerson(Addressbooks* abs)
{
	if (abs->m_Size == 0)
	{
		cout << "当前记录为空" << endl;

	}
	else
	{
		for (int i = 0;i < abs->m_Size;i++)
		{
			cout << "姓名： " << abs->personArray[i].m_Name << "\t";
			cout << "性别： " << (abs->personArray[i].m_Sex == '1' ? "男" : "女") << "\t";//妙极了
			cout << "年龄： " << abs->personArray[i].m_Age << "\t";
			cout << "电话： " << abs->personArray[i].m_Phone << "\t";
			cout << "住址： " << abs->personArray[i].m_Addr << endl;

		}
	}
	system("pause");
	system("cls");
}


//检测联系人是否存在，如果存在，返回联系人所在数组中的具体位置，不存在则返回-1；
	//参数1 通讯录 参数2 对比姓名
int isExist(Addressbooks* abs, string name)
{
	for (int i = 0;i < abs->m_Size;i++)
	{
		if (abs->personArray[i].m_Name == name)
		{
			return i;//找到了，返回这个人的下标编号
		}
	}
	return -1;//如果遍历结束都没找到，返回-1
}

//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;

	int ret = isExist(abs, name);

	if (ret != -1)//查到人，进行删除
	{
		for (int i = ret;i < abs->m_Size;i++)
		{
			//数据迁移
			abs->personArray[i] = abs->personArray[i + 1];

		}
		abs->m_Size--;//更新通讯录中的人员
		cout << "删除成功" << endl;
	}
	else
	{
		cout << "查无此人" << endl;
	}
	system("pause");
	system("cls");
}

//查找联系人
void findPerson(Addressbooks* abs)
{
	cout << "请输入你要查找的联系人： " << endl;
	string name;
	cin >> name;

	int ret = isExist(abs, name);
	if (ret != -1)
	{
		cout << "姓名: " << abs->personArray[ret].m_Name << "\t";
		cout << "性别: " << (abs->personArray[ret].m_Sex == '1' ? "男" : "女") << "\t"; 
		cout << "年龄: " << abs->personArray[ret].m_Age << "\t";
		cout << "电话: " << abs->personArray[ret].m_Phone << "\t";
		cout << "住址: " << abs->personArray[ret].m_Addr << "\t";

	}
	else
	{
		cout << "查无此人" << endl;
	}
	system("pause");
	system("cls");
}

//修改联系人
void modifyPerson(Addressbooks* abs)
{
	cout << "请输入你要修改的联系人： " << endl;
	string name;
	cin >> name;

	int ret = isExist(abs, name);

	if (ret != -1)
	{
		string name;
		cout << "请输入姓名： " << endl;
		cin >> name;
		abs->personArray[ret].m_Name = name;

		cout << "请输入性别： " << endl;
		cout << "1----男" << endl;
		cout << "2----女" << endl;
		char sex = '0';

		while (true)
		{
			cin >> sex;
			if (sex == '1' || sex == '2')
			{
				abs->personArray[ret].m_Sex = sex;
				break;
			}
			cout << "输入有误，请重新输入！" << endl;
		}

		cout << "请输入年龄： " << endl;
		int age = 0;
		cin >> age;
		abs->personArray[ret].m_Age = age;

		cout << "请输入联系电话： " << endl;
		string phone;
		cin >> phone;
		abs->personArray[ret].m_Phone = phone;

		cout << "请输入一个家庭住址： " << endl;
		string address;
		cin >> address;
		abs->personArray[ret].m_Addr = address;

		cout << "修改成功！" << endl;
	}
	else
	{
		cout << "查无此人" << endl;
	}

	system("pause");
	system("cls");
}

//清空联系人
void cleanPerson(Addressbooks* abs)
{
	abs->m_Size = 0;                //人员数置为0
	cout << "通讯录清除成功！" << endl;
	system("pause");
	system("cls");
}

int main()
{

	//创建通讯录的结构体变量
	Addressbooks abs;
	
	//初始化通讯录中当前人员个数
	abs.m_Size = 0;

	int select = 0;


	//菜单界面
	

	while (true)
	{ 
		showMenu();
		cin >> select;
		switch (select)
		{
		case 1:   //1.添加联系人
			addPerson(&abs);//利用值传递修饰形参
			break;
		case 2:   //2.显示联系人
			showPerson(&abs);
			break;
		case 3:   //3.删除联系人
		{
			/*cout << "请输入删除联系人姓名： " << endl;
			string name;
			cin >> name;
			if (isExist(&abs, name) == -1)
			{
				cout << "查无此人" << endl;
			}
			else
			{
				cout << "找到此人" << endl;
			}*/
			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
			cleanPerson(&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;

		}

	}
	return 0;
}

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