湖北民族学院信息工程学院实验报告

湖北民族学院信息工程学院实验报告（数字媒体技术专业用）班级：姓名：学号：实验成绩：实验时间：2013.5.30 实验地点：数媒实验室课程名称：c++面向对象程序设计实验类型：验证型实验题目：虚函数的应用实验目的：学会使用虚函数和纯虚函数，理解其在继承和多态中的重要作用，能用多个文件编写简单程序实验环境：Microsoft visual c++6.0 多媒体计算机实验内容：课本158页第六大题试验方法与步骤：程序如下：1．//person.h#ifndef person_h#define person_hclass person{private:char name[10];char employeenum[10];int age;char sex[5];public:double wage;person(char*n,char*e,int a,char*s,double w);person(){};~person(){};virtual void getpay()=0;virtual void print();};#endif2. //person.cpp#include<iostream>#include"person.h"using namespace std;person::person(char*n,char*e,int a,char*s,double w){strcpy(name,n);strcpy(employeenum,e);age=a;strcpy(sex,s);wage=w;}void person::print(){cout<<"姓名:"<<name<<"\t"<<"职工编号:"<<employeenum<<"\t"<<"年龄:"<<age<<"\t"<<"性别:"<<sex<<"\t"<<"工资:"<<wage<<endl;}3. //boss.h#include"person.h"#ifndef boss_h#define boss_hclass boss:public person{private:int year;public:boss(char*n,char*e,int a,char*s,double w,int y);boss(){};~boss(){};void getpay();void print();};#endif4. //boss.cpp#include<iostream>#include"boss.h"using namespace std;boss::boss(char*n,char*e,int a,char*s,double w,int y):person(n,e,a,s,w){year=y;}void boss::getpay(){double t;t=year*wage;cout<<"应得报酬:"<<t<<"万"<<endl<<endl;}void boss::print(){person::print();cout<<"年数:"<<year<<"\t";}5. //employee.h#include"person.h"#ifndef employee_h#define employee_hclass employee:public person{private:int month;double bonus;public:employee(char*n,char*e,int a,char*s,double w,int m,double b);employee(){};~employee(){};void getpay();void print();};#endif6. //employee.cpp#include<iostream>#include"employee.h"using namespace std;employee::employee(char*n,char*e,int a,char*s,double w,int m,double b):person(n,e,a,s,w){ month=m;bonus=b;}void employee::getpay(){double t;t=(wage+bonus)*month;cout<<"应得报酬:"<<t<<endl<<endl;}void employee::print(){person::print();cout<<"月数:"<<month<<"\t"<<"奖金:"<<bonus<<"\t";}7. //commwoker.h#include"person.h"#ifndef commworker_h#define commworker_hclass commworker:public person{private:int month;double salebonus;public:commworker(char*n,char*e,int a,char*s,double w,int m,double sa);commworker(){};~commworker(){};void getpay();void print();};#endif8. //commworker.cpp#include<iostream>#include"commworker.h"using namespace std;commworker::commworker(char*n,char*e,int a,char*s,double w,int m,double sa):person(n,e,a,s,w){month=m;salebonus=sa;}void commworker::getpay(){double t;t=(wage+0.05*salebonus)*month;cout<<"应得报酬:"<<t<<endl<<endl;}void commworker::print(){person::print();cout<<"月数:"<<month<<"\t"<<"销售利润:"<<salebonus<<"\t";}9. //hourlyworker.h#include"person.h"#ifndef hourlyworker_h#define hourlyworker_hclass hourlyworker:public person{private:int hour;double price;public:hourlyworker(char*n,char*e,int a,char*s,double w,int h,double p);hourlyworker(){};~hourlyworker(){};void getpay();void print();};#endif10. //hourlyworker.cpp#include<iostream>#include"hourlyworker.h"using namespace std;hourlyworker::hourlyworker(char*n,char*e,int a,char*s,double w,int h,double p):person(n,e,a,s,w){hour=h;price=p;}void hourlyworker::getpay(){double t;t=hour*price;cout<<"应得报酬:"<<t<<endl<<endl;}void hourlyworker::print(){person::print();cout<<"小时数:"<<hour<<"\t"<<"单价:"<<price<<"\t";}11. //main.cpp#include<iostream>#include"boss.h"#include"employee.h"#include"hourlyworker.h"#include"commworker.h"using namespace std;int main(){boss A("张三","xt0001",25,"男",10000,15);A.print();A.getpay();employee B("李四","xt0002",30,"男",2000,5,1000);B.print();B.getpay();hourlyworker C("甜妞","xt0003",40,"女",1500,8,20);C.print();C.getpay();commworker D("将军","xt0004",34,"男",4000,6,18000);D.print();D.getpay();return 0;}在vc环境中，先建立工程，再建立上述11个文件，编译组建连接运行即可实验结果记录与分析：。