c++通信錄管理系統

代碼拷貝

#include<iostream>
#include<string>
#include<stdlib.h>
#define MAX 1000
using namespace std;

//設計聯繫人結構體
struct Person
{
	//姓名
	string m_Name;
    //性別 1男 2女
	int m_Sex;
	//年齡
	int m_Age;
	//電話
	string m_Phone;
	//住址
	string m_Addr;
};

//設計通信錄結構體
struct Addressbooks
{
	//通信錄中保存的聯繫人數組
	struct Person personArray[MAX];
	//通信錄中當前記錄聯繫人個數
	int m_Size;

};

//1.添加聯繫人
void addPerson(Addressbooks *abs)
{
	//判斷通信錄是否已滿，若是滿了就再也不添加
	if (abs->m_Size == MAX)
	{
		cout << "通信錄已滿，沒法添加！" << endl;
		return;
	}
	else
	{
		//添加具體聯繫人

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

		//性別
		cout << "請輸入性別：" << endl;
		cout << "1--男" << endl;
		cout << "2--女" << endl;
		int sex = 0;

		while(true)
		{
			//輸入的是1或者2，能夠退出循環，由於輸入的是正確值
			//若是輸入有誤，從新輸入
			cin >> sex;
			if (sex == 1 || sex == 2)
		    {
			abs->personArray[abs->m_Size].m_Sex = sex;
			break;
		    }
			cout << "輸入有誤，請從新輸入" << endl;
		}
		
		//年齡
		cout << "請輸入年齡：" << endl;
		int age = 0;
		cin >> age;
		abs->personArray[abs->m_Size].m_Age = age;

		//電話
		cout << "請輸入聯繫電話：" << endl;
		string phone;
		cin >> phone;
		abs->personArray[abs->m_Size].m_Phone = phone;
		

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

		//更新通信錄中的人數
		abs->m_Size++;

		cout << "添加成功" << endl;
		system("pause");//按任意鍵繼續
		system("cls");//清屏操做
	}
}

//2.顯示全部聯繫人
void showPerson(Addressbooks * abs)
{
	//判斷通信錄中人數是否爲0，若是爲0，提示記錄爲空
	//若是不爲0，顯示記錄的聯繫人信息
	if (abs->m_Size == 0)
	{
		cout << "當前記錄爲空" << endl;
	}
	else
	{
		for (int i = 0; i < abs->m_Size; i++)
		{
			cout << "姓名：" << abs->personArray[i].m_Name << "\t";
			cout << "性別：" << ( abs->personArray[i].m_Sex == 1 ? "男":"女") << "\t";
			cout << "年齡：" << abs->personArray[i].m_Age << "\t";
			cout << "電話：" << abs->personArray[i].m_Phone << "\t";
			cout << "住址：" << abs->personArray[i].m_Addr << endl;
		}
	}
	system("pause");//按任意鍵繼續
	system("cls");//清屏操做
}


//檢測聯繫人是否存在，若是存在，返回聯繫人所在數組中的具體位置，不存在返回-1
//參數1 通信錄 參數2 對比人名
int isExist(Addressbooks*abs,string name)
{
	for (int i = 0; i < abs->m_Size; i++)
	{
		//找到用戶輸入的姓名了
		if (abs->personArray[i].m_Name == name)
		{
			/*system("cls");*/
			return i;//找到了，返回這我的在數組中的下標
		}
		
	}
	/*system("cls");*/
return -1;//若是遍歷結束都沒有找到，返回-1

}

//3.刪除指定的聯繫人
void deletePerson(Addressbooks*abs)
{
	cout << "請輸入您要刪除的聯繫人" << endl;

	string name;
	cin >> name;

	//ret=-1未查到 ret!=-1查到
	int ret=isExist(abs, name);
	if(ret!=-1)
	{
		//查找到人，要進行刪除操做
		for (int i = ret; i < abs->m_Size; i++)
		{
			//數據前移
			abs->personArray[i] = abs->personArray[i + 1];
		}
		abs->m_Size--;//更新通信錄中的人員數
		cout << "刪除成功" << endl;
	}
	else
	{
		cout << "查無此人" << endl;
	}
	system("pause");
	system("cls");
}

//4.查找指定聯繫人信息
void findPerson(Addressbooks*abs)
{
	cout << "請輸入您要查找的聯繫人" << endl;
	string name;
	cin >> name;

   //判斷指定的聯繫人是否存在通信錄中
	int ret = isExist(abs, name);

	if (ret != -1)//找到聯繫人
	{
		cout << "姓名：" << abs->personArray[ret].m_Name << "\t";
		cout << "性別：" << abs->personArray[ret].m_Sex << "\t";
		cout << "年齡：" << abs->personArray[ret].m_Age << "\t";
		cout << "電話：" << abs->personArray[ret].m_Phone << "\t";
		cout << "住址：" << abs->personArray[ret].m_Addr<< endl;
	}
	else//未找到聯繫人
	{
		cout << "查無此人" << endl;
	}
    
	//任意鍵按下後清屏
	system("pause");
	system("cls");
}

//5.修改指定的聯繫人信息
void modifyPerson(Addressbooks*abs)
{
	cout << "請輸入您要修改的聯繫人" << endl;
	string name;
	cin >> name;
	int ret = isExist(abs, name);

		if (ret != -1)//找到指定的聯繫人
		{
			//姓名
			string name;
			cout << "請輸入姓名：" << endl;
			cin >> name;
			abs->personArray[ret].m_Name = name;
			//性別
			cout << "請輸入性別" << endl;
			cout << "1-男" << endl;
			cout << "2-女" << endl;
			int sex;
			while (true)
			{
            cin >> sex;
			if (sex == 1 || sex == 2)
				{
				//輸入正確，退出
				abs->personArray[ret].m_Sex = sex;
				break;
				}
			else
				{
				cout << "輸入有誤，請從新輸入" << endl;
				}
			}
			
			//年齡
			cout << "請輸入年齡：" << endl;
			int age;
			cin >> age;
			abs->personArray[ret].m_Age = age;

			//電話
			cout << "請輸入聯繫電話：" << endl;
			string phone;
			cin >> phone;
			abs->personArray[ret].m_Phone = phone;

			//地址
			cout << "請輸入家庭住址：" << endl;
			string address;
			cin >> address;
			abs->personArray[ret].m_Addr = address;

			cout << "修改爲功!" << endl;
		}
		else//未找到聯繫人
		{
			cout << "查無此人" << endl;
		}
		//按任意鍵清屏
		system("pause");
		system("cls");
}

//6.清空全部的聯繫人
void cleanPerson(Addressbooks*abs)
{
	abs->m_Size = 0;//將當期記錄聯繫人數重置爲0，作邏輯清空操做
	cout << "通信錄已清空" << endl;
	//按任意鍵後清屏
	system("pause");
	system("cls");
}



//菜單界面
void showMenu()
{
	cout << "**********************" << endl;
	cout << "*****1.添加聯繫人*****"<< endl;
	cout << "*****2.顯示聯繫人*****" << endl;
	cout << "*****3.刪除聯繫人*****" << endl;
	cout << "*****4.查找聯繫人*****" << endl;
	cout << "*****5.修改聯繫人*****" << endl;
	cout << "*****6.清空聯繫人*****" << endl;
	cout << "*****0.退出通信錄*****" << endl;
	cout << "**********************" << endl;
}

int main()
{
	//建立通信錄結構體變量
	Addressbooks abs;
	//初始化通信錄中當前人員個數
	abs.m_Size = 0;

	int select = 0;//建立用戶選擇輸入的變量
	
	while (true)
	{	
		//菜單調用
	showMenu();
	cout << "請輸入一個數字:" << endl;

	cin >> select;

	switch (select)
	{
	case 1: //1.添加聯繫人
		addPerson(&abs);//利用地址傳遞，能夠修飾實參
		break;
	case 2: //2.顯示聯繫人
		showPerson(&abs);
		break;
	case 3: //3.刪除聯繫人
	/*{
		cout << "請輸入刪除聯繫人姓名：" << endl;
		string name;
		cin >> name;

		if (isExist(&abs, name) == -1)
		{
			cout << "查無此人" << endl;
		}
		else
		{
			cout << "找到此人" << endl;
		}
	}*/
		deletePerson(&abs);
		break;
	case 4: //4.查找聯繫人
		findPerson(&abs);
		break;
	case 5: //5.修改聯繫人
		modifyPerson(&abs);
		break;
	case 6: //6.清空聯繫人
		cleanPerson(&abs);
		break;
	case 0: //0.退出通信錄
		cout << "歡迎下次使用" << endl;
		system("pause");
		return 0;
		break;
	default:
		break;
     }

	}
    system("pause");
	return 0;
}