//***********************
//**    student.cpp    **
//***********************

#include <iostream.h>
#include <string.h>
#include "student.h"

int Student::noOfStudents = 0;      //在此分配空間和初始化

Student::Student(char* pName)
{
  cout <<"create one student\n";
  strncpy(name, pName, 40);
  name[39] = '\0';
  noOfStudents++;                   //靜態(tài)成員:每創(chuàng)建一個(gè)對(duì)象,學(xué)生人數(shù)增1
  cout <<noOfStudents <<endl;
}
Student::~Student()
{
  cout <<"destruct one student\n";
  noOfStudents--;                   //每析構(gòu)一個(gè)對(duì)象,學(xué)生人數(shù)減1
  cout <<noOfStudents <<endl;
}

int Student::number()        //靜態(tài)成員函數(shù)
{
  return noOfStudents;
}