fig3.15

最新推荐文章于 2023-02-28 14:55:05 发布

rocvfx

最新推荐文章于 2023-02-28 14:55:05 发布

阅读量277

点赞数

CC 4.0 BY-SA版权

分类专栏：牛逼c++

本文链接：https://blog.youkuaiyun.com/rocvfx/article/details/60878095

牛逼c++ 专栏收录该内容

114 篇文章

订阅专栏

fig3.15

GradeBook.h

#pragma once
#include<string>

class GradeBook
{
public:
	explicit GradeBook(std::string);
	void setCourseName(std::string);
	std::string getCourseName() const;
	void displayMessage() const;
private:
	std::string courseName;
};

GradeBook.cpp

#include<iostream>
#include"GradeBook.h"

using namespace std;

GradeBook::GradeBook(string name)
{
	setCourseName(name);
}

void GradeBook::setCourseName(string name)
{
	if (name.size() <= 25)
		courseName = name;
	if (name.size() > 25)
	{
		courseName = name.substr(0, 25);
		cerr << "Name \"" << name << "\"exceeds maximum length (25).\n"
			<< "Limiting courseName to first 25 characters.\n" << endl;
	}
}


string GradeBook::getCourseName() const
{
	return courseName;
}

void GradeBook::displayMessage() const
{
	cout << "Welcome to the grade book for\n" << getCourseName()
		<< "!" << endl;
}

fig03_17.cpp

#include<iostream>
#include"GradeBook.h"

using namespace std;

int main()
{
	GradeBook gradeBook1("CS101 Introduction to programming in c++");
	GradeBook gradeBook2("CS102 C++ Data Structures");

	cout << "gradeBook1's initial course name is: "
		<< gradeBook1.getCourseName()
		<< "\ngradeBook2's initial course name is: "
		<< gradeBook2.getCourseName() << endl;

	gradeBook1.setCourseName("CS101 C++ programming");

	cout << "\ngradeBook1's course name is: "
		<< gradeBook1.getCourseName()
		<< "\ngradeBook2's course name is: "
		<< gradeBook2.getCourseName() << endl;

	system("pause");
	return 0;
}