Showing posts with label CPP. Show all posts
Showing posts with label CPP. Show all posts

How to create Constructor in CPP

agyanadda
#include<iostream> using namespace std; //create class class Student{ public: // A.s int id; //D.M string nm; // D.M //member function void insert(int i, string n){ id=i; nm=n; } void disp(){ cout<<"ID:"<<id<<endl; cout<<"NAME:"<<nm<<endl; } }; int main(){ Student obj1; obj1.insert(101,"Neel"); obj1.disp(); return 0; } // Default Constructor Example #include<iostream> using namespace std; //create class class Student{ public: // A.s int id; //D.M string nm; // D.M //member function void insert(){ cout<<"Enter ID & Name: "; cin>>id>>nm; } void disp(){ cout<<"ID:"<<id<<endl; cout<<"NAME:"<<nm<<endl; } }; int main(){ Student obj1; obj1.insert(); obj1.disp(); return 0; } // Parametrized Constructor Example #include<iostream> using namespace std; //create class class Student{ public: int id; string nm; Student(int i, string n){ id=i; nm=n; } void disp(){ cout<<"ID"<<id<<endl<<"NAME:"<<nm; } }; int main(){ Student obj= Student(101,"Neel"); obj.disp(); return 0; }