p168.cpp

《C++编程指南（续编）》的一些程序源代码

#include <iostream>
#include <string>
using namespace std;

class Student
{
public:
	Student(char * pLN,char * pFN,
		int nGrd,unsigned long ulId);

	void display(ostream& out);
protected:
	std::string sLName;
	std::string sFName;
	int nGrade;
	unsigned long ulID;
};
Student::Student(char * pLN,char * pFN,
				 int nGrd,unsigned long ulId)
				 :sLName(pLN),sFName(pFN)
{
	nGrade=nGrd;
	ulID=ulId;
}
void Student::display(ostream& out)
{
	out<<sLName<<" , "<<sFName
		<<" - "<<ulID
		<<"(Grade"<<nGrade<<")";
}
ostream& operator<<(ostream& out,Student& s)
{
	s.display(out);
	return out;
}
int main(int ,char **)
{
	Student sMichael("Reed","Michael",1,987654321L);
	cout<<sMichael<<endl;
	
	return 0;
}