第十週任務2:學會使用派生類
阿新 • • 發佈:2018-12-31
/*
(程式頭部註釋開始)
* 程式的版權和版本宣告部分
* Copyright (c) 2011, 煙臺大學計算機學院學生
* All rights reserved.
* 檔名稱:
* 作 者: 楊建和
* 完成日期: 2012 年 4 月 23 日
* 版 本 號:
* 對任務及求解方法的描述部分
* 輸入描述:
* 問題描述:* 程式頭部的註釋結束
*/
#include <iostream> #include <string.h> #include <iomanip>//setw:設定輸出資料的寬度,使用時應#include <iomanip.h> using namespace std; class CPerson { protected: char *m_szName; char *m_szId; int m_nSex;//0:women,1:man int m_nAge; public: CPerson::CPerson(char *name,char *id,int sex,int age) { int i; m_szName = new char[10]; for(i=0; i<10; ++i) m_szName[i]=name[i]; m_szId = new char[19]; for(i=0; i<19; ++i) m_szId[i]=id[i]; m_nSex=sex; m_nAge=age; } void Show1(); ~CPerson(); //需要釋放建立物件時動態分配的記憶體 }; 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(); }; CEmployee::CEmployee(char *name,char *id,int sex,int age,char *department,float salary):CPerson(name,id,sex,age) { m_szDepartment = new char[10]; for(int i=0; i<10; ++i) m_szDepartment[i]=department[i]; m_Salary=salary; } void CEmployee::Show2() { cout << "name" << setw(20) << "id" << setw(9) << "sex" << setw(5) << "age" << setw(16) << "department" << setw(11) << "salary" << endl; cout << m_szName << setw(20) << m_szId << setw(9) << ((m_nSex==0)?"women":"man")<< setw(5) <<m_nAge; cout <<setw(16)<< m_szDepartment << setw(11) << m_Salary << endl; } CPerson::~CPerson() { delete [] m_szName; //對於開闢的新空間需要釋放掉 delete [] m_szId; } CEmployee::~CEmployee() { delete [] m_szDepartment; } 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(); system("pause"); return 0; }