通讯录案例

1.1 add.h

1.2 add.cpp

1.3 通讯录.cpp

1.1 add.h

#include<iostream>
#include<string>
using namespace std;struct person {string name;string sex;int age;string tele;string addr;
};void title();
void print2(int a);
void search(bool * a);
void con(bool * a, bool * b);
void clean(struct person per_arr[], int * num_add);
void print(struct person per_arr[], int * num_add);
void add_per(struct person per_arr[],int * num_add);
void seek(struct person per_arr[], int * num_add, bool * a);
void delet(struct person per_arr[], int * num_add, bool * a);
void revise(struct person per_arr[], int * num_add, bool * a);

1.2 add.cpp

#include"add.h"//添加联系人
void add_per(struct person per_arr[],int * num_add) {cout << "输入联系人的名字：" << endl;cin >> per_arr[(*num_add)].name;cout << "输入联系人的电话：" << endl;cin >> per_arr[(*num_add)].tele;(*num_add)++;
}//功能表
void title() {system("cls");cout << endl;cout << "\t*****************" << endl;cout << "\t添加联系人 —— 1" << endl;cout << "\t显示联系人 —— 2" << endl;cout << "\t删除联系人 —— 3" << endl;cout << "\t查找联系人 —— 4" << endl;cout << "\t修改联系人 —— 5" << endl;cout << "\t清空联系人 —— 6" << endl;cout << "\t退出通讯录 —— 7" << endl;cout << "\t*****************" << endl;cout << endl;
}//打印通讯录
void print(struct person per_arr[], int * num_add) {for (int i = 0; i < (*num_add); i++) {cout << "\n\t序号：" << i + 1 << "\t名字：" << per_arr[i].name << "\t电话：" << per_arr[i].tele << endl;}
}//查找联系人
void seek(struct person per_arr[], int * num_add, bool * a) {struct person temp[1];cin >> temp[0].name;for (int i = 0; i < (*num_add); i++) {if (temp[0].name == per_arr[i].name) {cout << "查询到此人：" << "\n\n\t名字：" << per_arr[i].name << "\t电话：" << per_arr[i].tele << endl;(*a) = false;}}
}//修改联系人
void revise(struct person per_arr[], int * num_add, bool * a) {struct person temp[1];cin >> temp[0].name;for (int i = 0; i < (*num_add); i++) {if (temp[0].name == per_arr[i].name) {cout << "查询到此人,联系人信息如下：\n\n\t" << "名字：" << per_arr[i].name << "\t电话：" << per_arr[i].tele << endl;cout << "\n输入联系人新的电话号码：" << endl;cin >> per_arr[i].tele;cout << "\n修改成功" << endl;(*a) = false;}}
}//删除联系人
void delet(struct person per_arr[], int * num_add, bool * a) {struct person temp[1];cin >> temp[0].name;for (int i = 0; i < (*num_add); i++) {if (temp[0].name == per_arr[i].name) {for (int j = i; j < (*num_add); j++) {per_arr[j] = per_arr[j + 1];}(*num_add)--;(*a) = false;cout << "删除成功!!!" << endl;}}
}//未查询反馈
void search(bool * a) {while ((*a)) {cout << "未查询到此人" << endl;system("pause");break;}
}//继续操作
void con(bool * a, bool * b) {string select = "n";//清空使用cin >> select;if (select == "y") {cout << "\n请继续" << endl;(*a) = true;}else {(*b) = false;}
}//清空通讯录
void clean(struct person per_arr[], int * num_add) {string select = "n";//清空使用struct person temp[1];cin >> select;if (select == "y") {for (int i = 0; i < (*num_add); i++) {per_arr[i] = temp[0];}(*num_add) = 0;cout << endl << "成功清空通讯录!!!" << endl;}else {cout << endl << "已取消" << endl;}
}//打印输出
void print2(int a) {switch (a){case 1:cout << "\n是否继续添加联系人，继续添加请输入 y ，返回菜单请按任意键继续 ..." << endl;break;case 3:cout << "\n是否继续删除联系人，继续删除请输入 y ，返回菜单请按任意键继续 ..." << endl;break;case 4:cout << "\n是否继续查找联系人，继续查找请输入 y ，返回菜单请按任意键继续 ..." << endl;break;case 5:cout << "\n是否继续修改联系人，继续修改请输入 y ，返回菜单请按任意键继续 ..." << endl;break;case 6:cout << "是否清空通讯录,确认请输入 y ，退出请按任意键继续 ..." << endl;break;}
}

1.3 通讯录.cpp

#include"add.h"int num_add = 0;int main() {bool b = true;//判断是否循环struct person per_arr[1000];struct person temp[1];//删除使用while (b) {title();bool a = true;//判断是否查询到此人string select = "n";//清空使用int fun = 0;//功能选择cout << "请选择功能：" << endl;cin >> fun;cout << endl;switch (fun) {case 1://添加联系人while (b) {if (num_add <= 1000) {add_per(per_arr, &num_add);}print2(1);con(&a, &b);}b = true;break;case 2://显示联系人cout << "联系人列表：" << endl;print(per_arr, &num_add);cout << endl;system("pause");break;case 3://删除联系人while (b) {cout << "输入要删除联系人的姓名：" << endl;delet(per_arr, &num_add, &a);search(&a);print2(3);con(&a, &b);}b = true;break;case 4://查找联系人while (b) {cout << "输入要查找联系人的姓名：" << endl;seek(per_arr, &num_add, &a);search(&a);print2(4);con(&a,&b);}b = true;break;case 5://修改联系人while (b) {cout << "输入要修改联系人的姓名：" << endl;revise(per_arr, &num_add, &a);search(&a);print2(5);con(&a, &b);}b = true;break;case 6://清空联系人print2(6);clean(per_arr, &num_add);system("pause");break;case 7://退出通讯录b = false;break;default:cout << "没有此项功能\n" << endl;system("pause");break;}}system("pause");return 0;
}