第十一周项目2 - 职员有薪水了（2、来个深复制）

冷不防 2022-08-08 12:46 135阅读 0赞

（2）字符串除了用C++扩充的string类型外，按C语言的传统，还可以用char \*表示。请将类声明中的string全部改为char \*后，重新写一遍程序（此时的区别是，类中有指针成员，构造和析构函数需要考虑深复制的问题了。）

/*
     *Copyright  (c)  2014,烟台大学计算机学院
     *All rights reserved.
     *文件名称: test.cpp
     *作        者:满星辰
     *完成日期:2015 年 5 月 17 日
     *版本号:v1.0
     */
    #include <iostream>
    #include <iomanip>
    #include <cstring>
    using namespace std;
    class CPerson
    {
    protected:
        char *m_szName;
        char *m_szId;
        int m_nSex;//0:women,1:man
        int m_nAge;
    public:
        CPerson(char *name,char *id,int sex,int age);
        void Show1();
        ~CPerson();
    };
    class CEmployee:public CPerson
    {
    private:
        char *m_szDepartment;
        float m_Salary;
    public:
        CEmployee(char *name,char *id,int sex,int age,char *department,float salary);
        void Show2();
        ~CEmployee();
    };
    int main()
    {
        char name[10],id[19],department[10];
        int sex,age;
        float salary;
        cout<<"input employee's name,id,sex(0:women,1:man),age,department,salary:\n";
        cin>>name>>id>>sex>>age>>department>>salary;
        CEmployee employee1(name,id,sex,age,department,salary);
        employee1.Show2();
        return 0;
    }
    CPerson::CPerson(char *name,char *id,int sex,int age)
    {
    
        m_szName=new char[strlen(name)+1];
        strcpy(m_szName,name);
        m_szId=new char[strlen(id)+1];
        strcpy(m_szId,id);
        m_nSex=sex;
        m_nAge=age;
    }
    void CPerson::Show1()
    {
        cout<<"name:"<<m_szName<<" id:"<<m_szId<<" sex:"<<m_nSex<<" age:"<<m_nAge<<endl;
    }
    CPerson::~CPerson()
    {
        delete []m_szName;
        delete []m_szId;
    }
    CEmployee::CEmployee(char *name,char *id,int sex,int age,char *department,float salary):CPerson(name,id,sex,age)
    {
        m_szDepartment=new char[strlen(department)];
        strcpy(m_szDepartment,department);
        m_Salary=salary;
    }
    void CEmployee::Show2()
    {
        cout<<"name\t"<<'\t'<<'\t'<<"id"<<"\tsex\tage\tdepartment\tsalary\n";
        cout<<m_szName<<'\t'<<m_szId<<'\t'<<((m_nSex==0)?"woman":"man")<<'\t'<<m_nAge<<'\t'<<m_szDepartment<<'\t'<<'\t'<<m_Salary<<endl;
    }
    CEmployee::~CEmployee()
    {
        delete []m_szDepartment;
    }

图片：

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心得：

赶脚没啥难度。。。哈哈哈

[Center]: /images/20220805/aeaa163575c8474eb93573b911847140.png