第十一周项目三 2 之 指针型字符串

本文探讨了在C++中初学者可能遇到的指针型字符串问题,并通过实例代码进行了详细解释。

问题及代码

/* 
ALL rights reserved.                        
*文件名称: 初学对象11                    
作者:李长鸿                     
*完成时间:2015.5.24               
*问题描述: 指针型字符串问题                 
*/  
#include<iostream>
#include<cstring>
#include <iomanip>
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):m_nSex(sex),m_nAge(age)
    {
        m_szName=new char[strlen(name)+1];
        strcpy(m_szName,name);
        m_szID=new char[strlen(id)+1];
        strcpy(m_szID,id);
        }
    void Show1()
    {
        cout<<"name: "<<m_szName<<'\t'<<"ID: "<<m_szID<<'\t'<<"sex: "<<m_nSex<<'\t'<<"age: "<<m_nAge<<'\t';
    }
    ~CPerson()
    {
        delete []m_szName;delete []m_szID;
        cout<<"欢迎使用"<<endl;
    }
};

class CEmployee:public CPerson
{
private:
    char* m_szDepartment;
    double m_Salary;
public:
    CEmployee(char* name,char* id,int sex,int age,char* department,double salary):CPerson(name,id,sex,age),
    m_Salary(salary) {m_szDepartment=new char[strlen(department)+1];strcpy(m_szDepartment,department);}
    void Show2()
    {
        Show1();
        cout<<"department: "<<m_szDepartment<<'\t'<<"salary: "<<m_Salary<<endl;
    }
    ~CEmployee()
    {
        delete []m_szDepartment;
      cout<<"下次再见"<<endl;
    }
};

int main()
{
    char name[10],id[19],department[10];
    int sex,age;
    double 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;
}


总结:主函数中我直接定义char*name,*id,*department;然后就输入name,id,department.    一直不对。有点昏

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