CodeBlocks下创建.h .cpp文件

点击next, 再次点击finish,就会的得到如下的项目目录文件

点击右上角File->New->Class

输入名称，点击create

将新生成的class文件添加到刚建立的项目中，选择是

继续选"是"

项目目录如下

Person.h文件中添加相应字段及方法名
Person.cpp文件中实现Person.h中定义的方法

在main中调用

运行结果

Person.h

#ifndef PERSON_H
#define PERSON_H
#include 
using namespace std;

class Person
{
    public:
        Person();
        Person(string personName, int personAge, string personGender, float personWeight);

        string getPersonName();
        int getPersonAge();
        string getPersonGender();
        float getPersonWeight();

        void setPersonName(string personName);
        void setPersonAge(int personAge);
        void setPersonGender(string personGender);
        void setPersonWeighr(float personWeight);

        void printPerson();

        virtual ~Person();

    protected:

    private:
        string personName;
        int personAge;
        string personGender;
        float personWeight;
};

#endif // PERSON_H

Person.cpp

#include "Person.h"

Person::Person()
{
    cout << "generate person" << endl;
}

Person::Person(string personName, int personAge, string personGender, float personWeight)
{
    this -> personName = personName;
    this -> personAge = personAge;
    this -> personGender = personGender;
    this -> personWeight = personWeight;
    cout << "generate person " << this -> personName << endl;
}

string Person::getPersonName()
{
    return this -> personName;
}
int Person::getPersonAge()
{
    return this -> personAge;
}
string Person::getPersonGender()
{
    return this -> personGender;
}
float Person::getPersonWeight()
{
    return this -> personWeight;
}

void Person::setPersonName(string personName)
{
    this -> personName = personName;
}
void Person::setPersonAge(int personAge)
{
    this -> personAge = personAge;
}
void Person::setPersonGender(string personGender)
{
    this -> personGender = personGender;
}
void Person::setPersonWeighr(float personWeight)
{
    this -> personWeight = personWeight;
}


void Person::printPerson()
{
    cout << this -> personName << endl;
    cout << this -> personAge << endl;
    cout << this -> personGender << endl;
    cout << this -> personWeight << endl;

}
Person::~Person()
{
    cout << "destroy person" << endl;
}

main.cpp

#include 

#include "Person.h"

using namespace std;

int main()
{
    Person person;
    
    person.setPersonName("赵一剑");
    person.setPersonAge(22);
    person.setPersonGender("female");
    person.setPersonWeighr(50.0f);
    
    person.printPerson();

    return 0;
}