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Practical-32

Write a cpp program of initialization list in constructors.​

Introduction

Code​

Practical-32.cpp


#include <iostream>

void main(){

    // Creating a class to store (name and age) data of a person
    class Person {
    private:
        std::string name;
        int age;

    public:
        // Constructor with initialization list
        Person(std::string name_val, int age_val)
            : name{name_val}, age{age_val} {
            // Empty body
        }

        // Function prints name and age
        void PrintData() {
            std::cout << name << " " << age << std::endl;
        }
    };

    // Creating object of class Person
    Person PersonObj("abc", 30);
    // Calls Person::PrintData()
    PersonObj.PrintData();

    return 0;
}

/* Output ->
abc 30
*/

Output​

abc 30