功能描述: 显示用户可执行的功能。
代码实现
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; }
界面效果
功能描述: 构建选择功能的框架,并实现退出菜单的功能
代码实现
int main(){ int select = 0; while(true){ showMenu(); cin >> select; switch(select){ case 1: //添加联系人 break; case 2: //显示联系人 break; case 3: //删除联系人 break; case 4: //查找联系人 break; case 5: //修改联系人 break; case 6: //清空联系人 break; case 0: //退出通讯录 cout << "欢迎下次使用" << endl; break; default: break; } } }三、添加联系人
功能描述: 实现逐一添加联系人的功能
代码实现
//1.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; //住址 } //2.通讯录结构体 #define MAX 1000 //通讯录最大人数 struct addressBooks{ Person pArray[MAX]; int m_size; //当前通讯录人员个数 } //3.创建通讯录并初始化人数 addressbooks abs; abs.m_size = 0; //4.封装添加联系人函数 void addPerson(addressBooks *abs){ //判断通讯录是否已满 if(abs->m_szie >= MAX){ cout << "通讯录已满,无法添加" << endl; return; } //姓名 cout << "请输入姓名:" << endl; string name; cin >> name; abs->pArray[abs->m_size].m_name = name; //性别 cout << "请输入性别(1男2女)" << endl; int sex; cin >> sex; abs->pArray[abs->m.size].m_sex = sex; //年龄 cout << "请输入年龄" << endl; int age; abs->pArray[abs->m_size].m_age = age; //联系电话 cout << "请输入联系电话:" << endl; string phone; cin >> phone; abs->pArray[abs->m_size].m_phone = phone; //家庭住址 cout << "请输入家庭住址:" << endl; string address; cin >> address; abs->pArray[abs->m_size].m_addr = address; //通讯录人数增加 abs->m_size++; cout << "添加成功" << endl; cout << "按任意键继续" << endl; system("pause"); //按任意键继续 system("cls"); //按完键后清屏 }四、显示联系人
功能描述: 遍历通讯录并全部输出
代码实现
void showPerson(addressBooks * abs){ if(abs->m.size == 0){ cout << "通讯录为空" << endl; return; } for(int i = 0; i < abs->m_size; i++){ cout << "姓名:" << abs->pArray[i].m_name << 't'; cout << "性别:" << (abs->pArray[i].m_sex == 1 ? "男" : "女") << 't'; cout << "年龄:" << abs->pArray[i].m_age << 't'; cout << "电话:" << abs->pArray[i].m_phone << 't'; cout << "住址:" << abs->pArray[i].m_addr << endl; } cout << "按任意键继续" << endl; system("pause"); //按任意键继续 system("cls"); //按完键后清屏五、删除联系人
功能描述: 遍历通讯录寻找目标联系人人姓名,并记录位置,实现删除联系人的 *** 作。
代码实现
//按名字寻找联系人,如果找到返回下标,找不到返回0 int isExist(addressBooks * abs, string name){ for(int i = 0; i < abs->m.size; i++{ if(abs->pArray[i].m_name == name) return i; } return 0; } void deletePerson(addressBooks * abs){ cout << "请输入您想删除的联系人的姓名:" << endl; string name; cin >> name; int index = isExist(abs, name); if(index){ for(int i = index; i < abs->m_size; i++) //目标后的所有联系人前移一位 abs->pArray[i] = abs->pArray[i+1]; abs->m_size--; //通讯录人数减1 cout << "删除成功" << endl; } else cout << "查无此人" << endl; cout << "按任意键继续" << endl; system("pause"); //按任意键继续 system("cls"); //按完键后清屏 }五、查找联系人
功能描述: 遍历通讯录寻找目标联系人姓名,并输出联系人信息。
代码实现
void findPerson(addressBooks * abs){ cout << "请输入您想查找的联系人姓名" << endl; string name; cin >> name; int index = isExist(abs, name); if(index){ cout << "姓名:" << abs->pArray[index].m_name << "t"; cout << "性别:" << abs->pArray[index].m_sex << "t"; cout << "年龄:" << abs->pArray[index].m_age << "t"; cout << "电话:" << abs->pArray[index].m_phone << "t"; cout << "住址:" << abs->pArray[index].m_addr << endl; } else cout << "查无此人" << endl; cout << "按任意键继续" << endl; system("pause"); //按任意键继续 system("cls"); //按完键后清屏 }六、修改联系人
功能描述: 遍历通讯录寻找目标联系人姓名,并修改联系人信息。
代码实现
void revisePerson(addressBooks * abs){ cout << "请输入您想修改的联系人的姓名" << endl; string name; cin >> name; int index = isExist(abs, name); if(index){ //姓名 cout << "请输入姓名:" << endl; string name; cin >> abs->pArray[index].m_name; //性别 cout << "请输入性别(1男2女):" << endl; cin >> abs->pArray[index].m_sex; //年龄 cout << "请输入年龄:" << endl; cin >> abs->pArray[index].m_age; //联系电话 cout << "请输入联系电话:" << endl; cin >> abs->pArray[index].m_phone; //家庭住址 cout << "请输入家庭住址:" << endl; cin >> abs->pArray[index].m_addr; cout << "修改成功" << endl; } else cout << "查无此人" << endl; cout << "按任意键继续" << endl; system("pause"); //按任意键继续 system("cls"); //按完键后清屏 }七、清空联系人
功能描述: 清空通讯录中的所有信息。
代码实现
void clearPerson(addressBooks * abs){ abs->m_size = 0; cout << "通讯录已清空" << endl; cout << "按任意键继续" << endl; system("pause"); //按任意键继续 system("cls"); //按完键后清屏 }八、完整代码
#include#define MAX 1000 //通讯录人数上限 using namespace std; struct Person{ //联系人结构体 string m_name; int m_sex; int m_age; string m_phone; string m_addr; }; struct addressBooks{ Person pArray[MAX]; //联系人结构体数组 int m_size; //当前通讯录人员个数 }; //显示功能菜单 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; } //1.添加联系人 void addPerson(addressBooks * abs){ if(abs->m_size == MAX){ cout << "通讯录已满,无法添加" << endl; return; } string m_name; int m_sex; int m_age; string m_phone; string m_addr; //姓名 cout << "请输入姓名:" << endl; cin >> abs->pArray[abs->m_size].m_name; //性别 cout << "请输入性别(1男2女)" << endl; cin >> abs->pArray[abs->m_size].m_sex; //年龄 cout << "请输入年龄" << endl; cin >> abs->pArray[abs->m_size].m_age; //联系电话 cout << "请输入联系电话:" << endl; cin >> abs->pArray[abs->m_size].m_phone; //家庭住址 cout << "请输入家庭住址:" << endl; cin >> abs->pArray[abs->m_size].m_addr; //通讯录人数增加 abs->m_size++; cout << "添加成功" << endl; cout << "按任意键继续" << endl; system("pause"); //按任意键继续 system("cls"); //按完键后清屏 } //2.显示联系人 void showPerson(addressBooks * abs){ if(abs->m_size == 0){ cout << "通讯录为空" << endl; return; } for(int i = 0; i < abs->m_size; i++){ cout << "姓名:" << abs->pArray[i].m_name << 't'; cout << "性别:" << (abs->pArray[i].m_sex == 1 ? "男" : "女") << 't'; cout << "年龄:" << abs->pArray[i].m_age << 't'; cout << "电话:" << abs->pArray[i].m_phone << 't'; cout << "住址:" << abs->pArray[i].m_addr << endl; } } //判断通讯录中是否有联系人 int isExist(addressBooks * abs, string name){ for(int i = 0; i < abs->m_size; i++){ if(name == abs->pArray[i].m_name) return i; } return 0; } //3.查找联系人 void findPerson(addressBooks * abs){ cout << "请输入您想查找的联系人的姓名" << endl; string name; cin >> name; int index = isExist(abs, name); if(index){ cout << "姓名:" << abs->pArray[index].m_name << "t"; cout << "性别:" << abs->pArray[index].m_sex << "t"; cout << "年龄:" << abs->pArray[index].m_age << "t"; cout << "电话:" << abs->pArray[index].m_phone << "t"; cout << "住址:" << abs->pArray[index].m_addr << endl; } else cout << "查无此人" << endl; cout << "按任意键继续" << endl; system("pause"); //按任意键继续 system("cls"); //按完键后清屏 } //4.删除联系人 void deletePerson(addressBooks * abs){ cout << "请输入您想删除的联系人的姓名" << endl; string name; cin >> name; int index = isExist(abs, name); if(index){ for(int i = index; i < abs->m_size; i++) abs->pArray[i] = abs->pArray[i+1]; abs->m_size--; cout << "删除成功" << endl; } else cout << "查无此人" << endl; cout << "按任意键继续" << endl; system("pause"); //按任意键继续 system("cls"); //按完键后清屏 } //5.修改联系人 void revisePerson(addressBooks * abs){ cout << "请输入您想修改的联系人的姓名" << endl; string name; cin >> name; int index = isExist(abs, name); if(index){ //姓名 cout << "请输入姓名:" << endl; string name; cin >> abs->pArray[index].m_name; //性别 cout << "请输入性别(1男2女):" << endl; cin >> abs->pArray[index].m_sex; //年龄 cout << "请输入年龄:" << endl; cin >> abs->pArray[index].m_age; //联系电话 cout << "请输入联系电话:" << endl; cin >> abs->pArray[index].m_phone; //家庭住址 cout << "请输入家庭住址:" << endl; cin >> abs->pArray[index].m_addr; cout << "修改成功" << endl; } else cout << "查无此人" << endl; cout << "按任意键继续" << endl; system("pause"); //按任意键继续 system("cls"); //按完键后清屏 } //清空联系人 void clearPerson(addressBooks * abs){ abs->m_size = 0; cout << "通讯录已清空" << endl; cout << "按任意键继续" << endl; system("pause"); //按任意键继续 system("cls"); //按完键后清屏 } int main(){ addressBooks abs; abs.m_size = 0; int select; while(true){ cin >> select; switch(select){ case 1: addPerson(&abs); //添加联系人 case 2: showPerson(&abs); //显示联系人 case 3: findPerson(&abs); //查找联系人 case 4: deletePerson(&abs); //删除联系人 case 5: revisePerson(&abs); //修改联系人 case 6: clearPerson(&abs); //清空联系人 case 0: cout << "欢迎下次使用" << endl; break; default : break; } } }
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