通讯录管理系统C++

以下代码依据黑马程序员C++视频所写

#include
#include
#include
#define MAX 1000
using namespace std;
//联系人结构体
struct Person {
	string m_Name;//姓名
	int m_Sex;//性别 1 男  2 女
	int m_Age;//年龄
	string m_Phone;//电话
	string m_Addr;//地址
};

//通讯录结构体
struct Addressbooks {
	//通讯录中保存的联系人数组
	struct Person personArray[MAX];
	//通讯录中当前记录的联系人个数
	int m_Size;
};

//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!" << endl;
	}
	else
	{
		//添加联系人
		string name;
		cout << "请输入姓名:" << endl;
		cin >> name;
		abs->personArray[abs->m_Size].m_Name = name;

		cout << "请输入性别:" << endl;
		cout << "1--男   2--女"<> sex;
			if (sex == 1 || sex == 2) 
			{
				abs->personArray[abs->m_Size].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[abs->m_Size].m_Age = age;

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

		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 << "添加成功!" << endl;
		system("pause");
		system("cls");

		
	}
}

//显示联系人
void showPerson(Addressbooks* abs)
{
	if (abs->m_Size == 0)
	{
		cout << "通讯录为空!" << 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";
			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，存在就返回联系人所在数组中的具体位置
int isExist(Addressbooks* abs,string name)
{
	for (int i = 0; i < abs->m_Size; i++)
	{
		if (abs->personArray[i].m_Name == name)
		{
			return i;
		}
	}
	return -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)
	{
		cout << "查无此人" << endl;
		system("pause");
		system("cls");
	}
	
	else
	{
		for (int i = ret; i < abs->m_Size; i++)
		{
			abs->personArray[i] = abs->personArray[i + 1];
		 }
		abs->m_Size--;
		cout << "删除成功" << endl;
	}
	system("pause");
	system("cls");
}

//查找联系人
void findPerson(Addressbooks* abs)
{
	cout << "请输入您需要查找的联系人" << 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 << "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 << endl;
	}
	else
	{
		cout << "查无此人" << endl;
	}
	system("pause");
	system("cls");
}

//修改联系人
void modifyPerson(Addressbooks* abs)
{
	cout << "请输入您需要修改的联系人" << 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;
		int sex = 0;
		cout << "请输入性别" << endl;
		cout << "1----男 n2----女" << endl;
		cin >> sex;
		while (true)
		{
			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 << "请输入地址:" << 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;
	cout << "通讯录已清空" << endl;
	system("pause");
	system("cls");
}

//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()
{
	//创建一个通讯录结构体变量
	Addressbooks abs;
	//初始化通讯录中当前人员个数
	abs.m_Size = 0;

	int select = 0;//创建用户选择输入的变量
	while (true)
	{
		showMenu();
		cin >> select;
		switch (select)
		{
		case 1://1、添加联系人
			addPerson(&abs);//$abs 利用地址传递，可以修饰实参
			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
			cleanPerson(&abs);
			break;
		case 0://0、退出通讯录
			cout << "欢迎下次使用" << endl;
			system("pause");
			return 0;
			break;
		}
	}
	system("pause");
	return 0;
}