适合小白快速理解与上手，我把自己写成了一个类带你理解C++的类。
运行结果：




完整代码：
Visual_eagle.h

#ifndef __VISUAL_EAGLE_H__
#define __VISUAL_EAGLE_H__
#include<iostream>
#include<ctime>
//使用命名空间
namespace people
{
	class Visual_eagle
	{
	public:
		Visual_eagle();//构造函数
		~Visual_eagle();//析构函数


		void Call_me_to_eat(std::string food_name, int dist, int time);//叫我吃饭,返回值是吃啥,输入值是你想吃啥,距离有多远,预计吃一顿饭花多久时间
		void Call_me_exercise(std::string input);//叫我运动
		bool Call_me_to_play(std::string place);//叫我出去玩
		void Ask_for_my_personal_information();//询问我的个人信息

	private:
		//成员变量(属性)
		char My_eyes[1000];//我看到的
		char My_nose[1000];//我闻到的
		char My_mouth[1000];//我吃到的
		char My_ears[1000];//我听到的
		int My_gender;//我的性别 1为男性 0为女性
		int My_height;//我的身高
		int My_weight;//我的体重
		int My_age;//我的年龄
		bool My_girlfriend;//我是否有女朋友 0为没有 1为有


		//成员函数(方法)
		void My_Behavior_Walk();//我的走路行为
		void My_Behavior_Think();//我的思考行为
		void My_Behavior_Eat(std::string foodname);//我的吃东西行为
		void My_Behavior_Sleep();//我的睡觉行为
		void My_Behavior_learn();//我的学习行为
		void My_Behavior_Play_Basketball();//我打篮球行为
		void My_Behavior_Swim();//我的游泳行为
		void My_Behavior_Play_Badminton();//我的打羽毛球行为
		void My_Behavior_Play_ThePiano();//我的谈琴行为

	};
}
#endif //__VISUAL_EAGLE_H__

Visual_eagle.cpp

#include<G:/program/vs2015/test/Visual_eagle.h>
namespace people
{
	//构造函数
	Visual_eagle::Visual_eagle()
	{
		My_gender = 1;
		My_height = 192;
		My_weight = 85;
		My_age = 21;
		My_girlfriend = false;
		std::cout << "Construct Visual_eagle..." << std::endl;
		std::cout << "I am Visual_eagle, nice to meet you (*_*)..." << std::endl;
	}
	//析构函数
	Visual_eagle::~Visual_eagle()
	{
		std::cout << "See you later (*_*)..." << std::endl;
		My_Behavior_Play_ThePiano();
		My_Behavior_Sleep();
		std::cout << "Destruct Visual_eagle" << std::endl;
	}
	//询问我的个人信息
	void Visual_eagle::Ask_for_my_personal_information()
	{
		std::cout << "My_gender:" << My_gender << " '1' is male ,'0' is female" << std::endl;
		std::cout << "My_height:" << My_height << "cm" << std::endl;
		std::cout << "My_weight:" << My_weight << "kg" << std::endl;
		std::cout << "My_age:" << My_age << std::endl;
		std::cout << "My_girlfriend:" << My_girlfriend << " '0' is have,'1' is  have not" << std::endl;
	}
	//叫我吃饭,输入值是你想吃啥,距离有多远,预计吃一顿饭花多久时间
	void Visual_eagle::Call_me_to_eat(std::string food_name, int dist, int time)
	{
		//听
		int c;
		for (c = 0; c < food_name.length(); c++)
		{
			My_ears[c] = food_name[c];
		}
		My_ears[c] = '\0';
		std::cout << "I heard to eat " << My_ears << std::endl;
		My_Behavior_Think();

		if (dist >= 2 || time > 3)
		{
			std::cout << "Too far or too long, sorry i can't go ..." << std::endl;
		}
		else
		{
			My_Behavior_Walk();
			//闻
			int b;
			for (b = 0; b < food_name.length(); b++)
			{
				My_nose[b] = food_name[b];
			}
			My_nose[b] = '\0';
			std::cout << "I smell the smell of" << My_nose << std::endl;

			//看
			int a;
			for (a = 0; a < food_name.length(); a++)
			{
				My_eyes[a] = food_name[a];
			}
			My_eyes[a] = '\0';
			std::cout << "I saw " << My_eyes << std::endl;

			//吃
			int i;
			for (i = 0; i < food_name.length(); i++)
			{
				My_mouth[i] = food_name[i];
			}
			My_mouth[i] = '\0';
			std::cout << "I ate " << My_mouth << std::endl;
			My_Behavior_Eat(food_name);
		}

	}
	//叫我运动,输入值是具体运动
	void Visual_eagle::Call_me_exercise(std::string input)
	{
		My_Behavior_Think();
		if (input == "Play_Basketball")
		{
			My_Behavior_Play_Basketball();
		}
		else if (input == "Swim")
		{
			My_Behavior_Swim();
		}
		else if (input == "Play_Badminton")
		{
			My_Behavior_Play_Badminton();
		}
		else
		{
			std::cout << "I won't, but i can learn !" << std::endl;
			My_Behavior_learn();
		}
	}
	//叫我出去玩,返回值是我去还是不去1 or 0
	bool Visual_eagle::Call_me_to_play(std::string place)
	{
		std::string data = place;
		My_Behavior_Think();
		return false;
	}

	//我的走路行为
	void Visual_eagle::My_Behavior_Walk()
	{
		std::cout << "I am walking and listening to music...(@_@)" << std::endl;
		_sleep(2 * 1000);
		std::cout << "End behavior... " << std::endl;
	}
	//我的思考行为
	void Visual_eagle::My_Behavior_Think()
	{
		std::cout << "I am thinking..." << std::endl;
		_sleep(4 * 1000);
		std::cout << "End behavior... " << std::endl;
		std::cout << "The problem is solved!!!(+_+)" << std::endl;
	}
	//我的吃东西行为
	void Visual_eagle::My_Behavior_Eat(std::string foodname)
	{
		char* food = (char*)foodname.c_str();
		std::cout << "I am eating..." << std::endl;
		_sleep(2 * 1000);
		std::cout << "End behavior... " << std::endl;
		std::cout << "The taste of " << food << " is delicious!!!(+_+)" << std::endl;
		std::cout << "I am stuffed...(+_+)" << std::endl;
	}
	//我的睡觉行为
	void Visual_eagle::My_Behavior_Sleep()
	{
		std::cout << "I am sleeping..." << std::endl;
		_sleep(6 * 1000);
		std::cout << "End behavior... " << std::endl;
		std::cout << "I woke up and my energy regained!!!(+_+)" << std::endl;
	}
	//我的学习行为
	void Visual_eagle::My_Behavior_learn()
	{
		std::cout << "I am learning...(?_?)" << std::endl;
		_sleep(2 * 1000);
		std::cout << "End behavior... " << std::endl;
		std::cout << "I have learnt it !!!(+_+)" << std::endl;
	}
	//我打篮球行为
	void Visual_eagle::My_Behavior_Play_Basketball()
	{
		std::cout << "I'm playing basketball ...(?_?)" << std::endl;
		std::cout << "Shot..." << std::endl;
		_sleep(2 * 1000);
		srand((int)time(0));
		int goals_number = 0;
		for (int i = 0; i < 100; i++)
		{
			std::cout << rand() % 100 << " ";
			if (rand() % 100 > 50)
			{
				goals_number++;
			}
		}
		std::cout << "Number of goals:" << goals_number << " ,hit rate:" << goals_number << "%" << std::endl;
		std::cout << "End behavior... " << std::endl;
	}
	//我的游泳行为
	void Visual_eagle::My_Behavior_Swim()
	{
		std::cout << "I'm swimming ...(@_@)" << std::endl;
		std::cout << "Float up..." << std::endl;
		_sleep(2 * 1000);
		std::cout << "Dive..." << std::endl;
		std::cout << "Float up..." << std::endl;
		std::cout << "End behavior... " << std::endl;
	}
	//我的打羽毛球行为
	void Visual_eagle::My_Behavior_Play_Badminton()
	{
		std::cout << "I'm playing badminton ...(?_?)" << std::endl;
		_sleep(2 * 1000);
		std::cout << "End behavior... " << std::endl;
	}
	//我的谈琴行为
	void Visual_eagle::My_Behavior_Play_ThePiano()
	{
		std::cout << "I'm playing the piano ...(?_?)" << std::endl;
		_sleep(2 * 1000);
		std::cout << "End behavior... " << std::endl;
	}
}

main.cpp

#include<iostream>
#include<G:/program/vs2015/test/Visual_eagle.h>

int main(int argv, char *argc[])
{
	/*1.创建一个我自己*/
	//栈中创建我这个类
	people::Visual_eagle visual_eagle;
	//堆中创建
	//Visual_eagle* v = new Visual_eagle();
	
	//问我个人信息
	visual_eagle.Ask_for_my_personal_information();
	//叫我吃饭,输入值是你想吃啥,距离有多远,预计吃一顿饭花多久时间
	visual_eagle.Call_me_to_eat("rice1", 4, 1);
	visual_eagle.Call_me_to_eat("rice2", 1, 4);
	visual_eagle.Call_me_to_eat("Steamed bun",1,1);
	//叫我运动,输入值是具体运动
	visual_eagle.Call_me_exercise("Play_TableTennis");
	visual_eagle.Call_me_exercise("Play_Basketball");
	visual_eagle.Call_me_exercise("Swim");
	visual_eagle.Call_me_exercise("Play_Badminton");
	//叫我出去玩,返回值是我去还是不去1 or 0
	if (visual_eagle.Call_me_to_play("park"))
	{
		std::cout << "go go go" << std::endl;
	}
	else
	{
		std::cout << "sorry,I can't go..." << std::endl;
	}

	//关于继承
	std::cout << "father: public  protected  private" << std::endl;
	std::cout << "son:" << std::endl;
	std::cout << "public  public  protected  no" << std::endl;
	std::cout << "protected  protected  protected  no" << std::endl;
	std::cout << "private  private  private  no" << std::endl;

	std::cout << "see you tomorrow" << std::endl;
	return 0;
}

继承方面的问题我就不以自己这个类来举例子了。。。明天继续更新