cpp: create class

PigInfo.h

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#ifndef PIGINFO_H #define PIGINFO_H   #include <iostream> #include<string.h> #include<math.h>   using namespace std;   /* 实体类 https://learn.microsoft.com/zh-cn/cpp/standard-library/cpp-standard-library-header-files?view=msvc-170 https://learn.microsoft.com/en-us/cpp/cpp/header-files-cpp?view=msvc-170 */ class PigInfo { private:     string PigName;     int PigWeight;   public:     void SetPigName(string pigName)     {         PigName = pigName;     }       void SetPigWeight(int pigWeight)     {         PigWeight = pigWeight;     }       string getPigName()     {         return PigName;     }       int getPigWeight()     {         return PigWeight;     }     //构造函数     //PigInfo(string pigname, int pigweight);       void ShowInfo();   };     /* 构造函数 PigInfo::PigInfo(string PigName, int PigWeight) {     //构造函数函数体内进行赋值操作     this->PigName = PigName;     this->PigWeight = PigWeight; }*/ /* * */ void PigInfo::ShowInfo() {     cout << "小猪名称：" << this->getPigName() << "，重量：" << this->getPigWeight() << endl;     //cout << "" << this->getPigWeight() << endl; }     #endif

　　

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// cppdemo.cpp : 此文件包含 "main" 函数。程序执行将在此处开始并结束。 //   #include <iostream> #include<string.h> #include<math.h> #include<list> #include "PigInfo.h"     using namespace std;   class Rectangle {     int width, height; public:     void set_values(int, int);     int area() { return width * height; } };   void Rectangle::set_values(int x, int y) {     width = x;     height = y; }         int main() {     //std::cout << "Hello World!涂聚文\n";       /*Rectangle rect;     rect.set_values(3, 4);     cout << "area: " << rect.area();     */     list<PigInfo> pigInfoList;       PigInfo piginfo;     string name;     int weight;       //piginfo.SetPigName("geovindiu");     //piginfo.SetPigWeight(25);     for (int i = 1; i < 4; i++)     {         std::cout << "请输入第"<<i<<"只小猪的名称" << endl;         cin >> name;         std::cout << "请输入第"<<i<<"只小猪的重量" << endl;         cin >> weight;         piginfo.SetPigName(name);         piginfo.SetPigWeight(weight);         //piginfo.ShowInfo();         pigInfoList.push_back(piginfo);       }     cout << "名称：" << "\t" << "重量：" << "\t" << endl;     for (auto info : pigInfoList)     {         cout <<"\t\t"<< info.getPigName() << "\t"<<info.getPigWeight() << endl;     }       system("pause");     return 0;         }