Answer to Question #180965 in C++ for Dharmendra Tripathi

Question

Write a program that demonstrate the use of constructor with default

arguments the for following problem. Define a class Person with data member as nameand age. Create three argument, no with objects one argument two and name argument

age. and name are not allowed to create more than one constructor. You

Answer 1

#include <iostream>
#include <vector>


using namespace std;


class Person
{
    string _name;
    int _age;


public:


    Person(string name, int age): _name(name), _age(age){}


    void SetName(string name)
    {
        _name = name;
    }


    void SetAge(int age)
    {
        _age = age;
    }


    string GetName()const
    {
        return _name;
    }


    int GetAge()const
    {
        return _age;
    }
};


int main()
{
    string nameBuf;
    int ageBuf;
    vector<Person> persons;
    int i;
    for(i = 0; i < 3; i++)
    {
        cout << "Enter name of person: ";
        nameBuf = "";
        ageBuf = 0;
        cin >> nameBuf;
        cout << "Enter age of " << nameBuf << ": ";
        cin >> ageBuf;
        persons.push_back(Person(nameBuf, ageBuf));


    }
    for(i = 0; i < 3; i++)
    {
        cout << "Person #" << i + 1 << ": name = " << persons[i].GetName() << ", age = " << persons[i].GetAge() << endl;
    }
    return 0;
}