(1)在两个基类中都包含姓名、年龄、性别、地址、电话等数据成员。
(2)在Teacher类中还包含数据成员title(职称),在Cadre类中还包含数据成员post(职务),在Teacher_Cadre类中还包含数据成员wages(工资)。
(3)对两个基类中的姓名、年龄、性别、地址、电话等数据成员用相同的名字,在引用这些数据成员时,指定作用域。
(4)在类体中声明成员函数,在类外定义成员函数。
(5)在派生类Teacher_Cadre的成员函数show中调用Teacher类中的display函数,输出姓名、年龄、性别、职称、地址、电话,然后再用cout语句输出职务与工资。
/* *Copyright (c) 2015,烟台大学计算机学院 *All gight reserved. *文件名称:Demo.cpp *作者:邵帅 *完成时间:2015年05月31日 *版本号:v1.0 */ #include<string> #include <iostream> using namespace std; class Teacher { public: Teacher(string n,int a,char s,string ti,string ad,string t); void display(); protected: string name; int age; char sex; string title; string add; string tel; }; Teacher::Teacher(string n,int a,char s,string ti,string ad,string t): name(n),age(a),sex(s),title(ti),add(ad),tel(t) { } void Teacher::display() { cout<<"name:"<<name<<endl; cout<<"age"<<age<<endl; cout<<"sex:"<<sex<<endl; cout<<"title:"<<title<<endl; cout<<"address:"<<add<<endl; cout<<"tel:"<<tel<<endl; } class Cadre { public: Cadre(string na,int a,char s,string p,string ad,string t); void display(); protected: string name; int age; char sex; string post; string add; string tel; }; Cadre::Cadre(string n,int a,char s,string p,string ad,string t): name(n),age(a),sex(s),post(p),add(ad),tel(t) {} void Cadre::display() { cout<<"name:"<<name<<endl; cout<<"age:"<<age<<endl; cout<<"sex:"<<sex<<endl; cout<<"post:"<<post<<endl; cout<<"address:"<<add<<endl; cout<<"tel:"<<tel<<endl; } class Teacher_Cadre:public Teacher,public Cadre { public: Teacher_Cadre(string n,int a,char s,string tit,string p,string ad,string t,float w); void show( ); private: float wage; }; Teacher_Cadre::Teacher_Cadre(string n,int a,char s,string t,string p,string ad,string tel,float w): Teacher(n,a,s,t,ad,tel),Cadre(n,a,s,p,ad,tel),wage(w) {} void Teacher_Cadre::show( ) { Teacher::display(); cout<<"post:"<<Cadre::post<<endl; cout<<"wages:"<<wage<<endl; } int main( ) { Teacher_Cadre te_ca("Zhang yang",19,'m',"stu.","student","Yantai","10086",998); te_ca.show( ); return 0; }
运行结果:
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