通讯录管理-优快云博客

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培养简单的逻辑分析工作分块的能力 学会了结构体指针的使用方法
#include<iostream>
#include <string>  //string头文件
using namespace std;

#define MAX 1000  //通讯录最大人数


void showMenu();
void AddPerson(address_book* AddressBook);
void showPerson(address_book* AddressBook);
int isExist(address_book* AddressBook, string name);
void Dele(address_book* AddressBook);
void Find(address_book* AddressBook);
void Revise(address_book* AddressBook);
void clean(address_book* AddressBook);


struct Person
{
	string name;
	int sex;
	int age;
	string phoneid;
	string address;
};

////通讯录结构体
struct address_book
{
	
	Person perArr[MAX]; //结构体数组   通讯录中保存的联系人数组
	int size;//通讯录中人员个数
};


int main() {
	//创建通讯录
	address_book AddressBook;
	//初始化通讯录人数
	AddressBook.size = 0;
	int select = 0;

	//字符串型输入
	/*string str="13171110708";
	cout << str << endl;
	int n = sizeof(str);
	cout << n << endl;*/

	while (true)
	{

		showMenu();
		cout << "请选择对应功能：" << endl;

		cin >> select;

		switch (select)
		{
		case 1://添加联系人
			AddPerson(&AddressBook);//结构体做参数  地址传递
			//addPerson(&abs);
			break;
		case 2://显示联系人
			showPerson(&AddressBook);
			//Show(&abs);
			break;
		case 3:  //删除联系人
			Dele(&AddressBook);
			break;
		case 4:  //查找联系人
			Find(&AddressBook);
			break;
		case 5:  //修改联系人
			Revise(&AddressBook);
			break;
		case 6:  //清空联系人
			clean(&AddressBook);
			break;
		case 0:  //退出通讯录
			cout << "欢迎下次使用 退出address_book！" << endl;
			//T = false;
			system("pause");
			return 0;
			break;
		default:
			break;
		}

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

//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;
}


//添加联系人函数
void AddPerson(address_book * AddressBook)
{
	//***************************************
	//***************************************
	//  address_book名称   AddressBook结构体变量(这里地址传递   用->获取属性)  
	//  Person perArr[MAX]; //结构体数组   .获取Person结构体内属性
	//***************************************
	//***************************************
	if (AddressBook->size == MAX)
	{
		cout << "AddressBook 已满，不能添加" << endl;
		return;
	}
		
	else
	{
		string name, phoneid, adress;
		int sex=0, age;


		cout << "请输入姓名：" << endl;
		cin >> name;
		AddressBook->perArr[AddressBook->size].name = name;

		while (true)
		{
			cout << "请输入性别：（1->man  2->woman）" << endl;
			cin >> sex;
			if (sex == 1 || sex == 2)
			{
				AddressBook->perArr[AddressBook->size].sex = sex;
				break;
			}
			cout << "输入有误，重新输入" << endl;
		}
		

		cout << "请输入年龄：" << endl;
		cin >> age;
		AddressBook->perArr[AddressBook->size].age = age;
		

		/*cout << "请输入电话号：" << endl;
		cin >> phoneid;
		AddressBook->perArr[AddressBook->size].phoneid = phoneid;*/
		while (true)
		{
			cout << "请输入电话号：" << endl;
			cin >> phoneid;
			if (sizeof(phoneid) == 40)
			{
				AddressBook->perArr[AddressBook->size].phoneid = phoneid;
				break;
			}
			cout << "输入电话格式有误，重新输入" << endl;
		}
		




		cout << "请输入地址：" << endl;
		cin >> adress;
		AddressBook->perArr[AddressBook->size].address = adress;

		//更新通讯录人数
		AddressBook->size++;

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

//2、显示所有联系人信息
void showPerson(address_book * AddressBook)
{
	if (AddressBook->size == 0)
	{
		cout << "当前记录为空" << endl;
	}
	else
	{
		for (int i = 0; i < AddressBook->size; i++)
		{
			cout << "姓名：" << AddressBook->perArr[i].name << "\t";
			cout << "性别：" << (AddressBook->perArr[i].sex == 1 ? "男" : "女") << "\t";
			cout << "年龄：" << AddressBook->perArr[i].age << "\t";
			cout << "电话：" << AddressBook->perArr[i].phoneid << "\t";
			cout << "住址：" << AddressBook->perArr[i].address << endl;
		}
	}

	system("pause");
	//system("cls");

}

//判断是否存在查询的人员，存在返回在数组中的索引位置，不存在返回-1
int isExist(address_book* AddressBook,string name)
{
	for (int i = 0; i < AddressBook->size; i++)
	{
		if (AddressBook->perArr[i].name == name)
		{
			return i;
		}
	}
	return -1;
}

//3.删除联系人
void Dele(address_book* AddressBook)
{
	cout << "请输入您要删除的联系人" << endl;
	string name;
	cin >> name;

	int t = isExist(AddressBook, name);
	if (t != -1)
	{
		for (int i = 0; i < AddressBook->size; i++)
		{
			AddressBook->perArr[t] = AddressBook->perArr[t + 1];
		}
		AddressBook->size--;
	}
	else
		cout << "查无此人" << endl;
	system("pause");
	system("cls");
}


//4.查找联系人
void Find(address_book* AddressBook)
{
	cout << "请输入您要查找的联系人" << endl;
	string name;
	cin >> name;

	int t = isExist(AddressBook, name);
	
		if (t != -1)
		{
			cout << "姓名：" << AddressBook->perArr[t].name << "\t";
			cout << "性别：" << (AddressBook->perArr[t].sex == 1 ? "男" : "女") << "\t";
			cout << "年龄：" << AddressBook->perArr[t].age << "\t";
			cout << "电话：" << AddressBook->perArr[t].phoneid << "\t";
			cout << "住址：" << AddressBook->perArr[t].address << endl;
		}
		else
		{
			cout << "查无此人" << endl;
		}

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

//5.修改联系人
void Revise(address_book* AddressBook)
{
	cout << "请输入您要查找的联系人" << endl;
	string name;
	cin >> name;

	int t = isExist(AddressBook, name);

	if (t != -1)
	{
		
		//姓名
		string name;
		cout << "请输入姓名：" << endl;
		cin >> name;
		AddressBook->perArr[t].name = name;

		cout << "请输入性别：" << endl;
		cout << "1 -- 男" << endl;
		cout << "2 -- 女" << endl;

		//性别
		int sex = 0;
		while (true)
		{
			cin >> sex;
			if (sex == 1 || sex == 2)
			{
				AddressBook->perArr[t].sex = sex;
				break;
			}
			cout << "输入有误，请重新输入";
		}

		//年龄
		cout << "请输入年龄：" << endl;
		int age = 0;
		cin >> age;
		AddressBook->perArr[t].age = age;

		//联系电话
		cout << "请输入联系电话：" << endl;
		string phone = "";
		cin >> phone;
		AddressBook->perArr[t].phoneid = phone;

		//家庭住址
		cout << "请输入家庭住址：" << endl;
		string address;
		cin >> address;
		AddressBook->perArr[t].address = address;

		cout << "修改成功" << endl;

	}
	else
	{
		cout << "查无此人" << endl;
	}

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

//6、清空所有联系人
void clean(address_book * AddressBook)
{
	AddressBook->size = 0;
	cout << "通讯录已清空" << endl;
	system("pause");
	system("cls");
}
C++实现简单的通讯录
