Constructor in C++ — A Complete Guide | HackMNC Blog

Characteristics of a Constructor in C++

The various characteristics of constructors in C++ are:

The constructor name and class name are the same
A constructor does not have any return type
A constructor is called automatically once, at the time of object creation
Memory allocation happens when the constructor is called

Constructor Program in C++

cpp

#include<iostream>
using namespace std;
 
class Student {
    public: // constructor should always be public
    Student(){
        cout << "Constructor is being called" << endl;
    }
};
 
int main(){
    Student s; // constructor is called automatically
    return 0;
}

Types of constructor in c++

There are three main types of constructors in C++:

Feature	Constructor	Normal Function
Name	Same as class name	Can be any name
Return type	No return type	Has a return type
Call	Automatically called at object creation	Called manually
Purpose	Object initialization	Performs an operation

Constructor in C++ — A Complete Guide

Characteristics of a Constructor in C++

Constructor Program in C++

Types of constructor in c++

1. Non-Parameterised Constructor

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2. Parameterised Constructor

3. Copy Constructor

Constructor Overloading in C++

Constructor and Normal function difference

Key Takeaways

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