C++-Constructors

29 posts

How to Implement a Copy Constructor for Deep Copying?

Last Updated: 27 March 2024

In C++, the copy constructor enables us to initialize an object using another object of the same class. In this article, we will learn, how ...read more

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C++-Constructors

How to Use Initializer Lists in Constructors in C++?

Last Updated: 01 March 2024

In C++, the initializer list in constructors can be used to initialize member variables with a list of values. In this article, we will lear ...read more

The Rule of Five in C++

Last Updated: 17 January 2024

The "Rule of Five" is a guideline for efficient and bug-free programming in C++. The Rule of Five states that,If any of the below functions ...read more

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Problem with Single Argument Constructor in C++ and How to solve it

Last Updated: 25 February 2022

In C++, if a class has a constructor which can be called with a single argument, then this constructor becomes a conversion constructor beca ...read more

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Dynamic initialization of object in C++

Last Updated: 31 December 2021

In this article, we will discuss the Dynamic initialization of objects using Dynamic Constructors.Dynamic initialization of object refers to ...read more

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Life cycle of Objects in C++ with Example

Last Updated: 04 August 2021

In Object Oriented Programming, Objects are the instances of a class which has its own state(variables) and behavior(methods).Every class ha...read more

Move Constructors in C++

Last Updated: 08 October 2024

A move constructor is a special type of constructor in C++ that is used to create a new object from the already existing object of the same ...read more

Difference Between Constructor and Destructor in C++

Last Updated: 08 May 2025

ConstructorA constructor is a member function of a class that has the same name as the class name. It helps to initialize the object of a cl ...read more

C++ | Constructors | Question 16

Last Updated: 28 June 2021

Predict the output of following program?[sourcecode language="CPP"]#include iostreamusing namespace std;class Test{private: int x;public: ...read more

C++ | Constructors | Question 14

Last Updated: 28 June 2021

Which of the following is true about constructors.1) They cannot be virtual.2) They cannot be private.3) They are automatically called by ne ...read more

C++ | Constructors | Question 6

Last Updated: 28 June 2021

Output of following C++ code will be?[tabby title="C++"][sourcecode language="cpp"]#include using namespace std;class X {public: ...read more

C++ | Constructors | Question 5

Last Updated: 28 June 2021

Output of following program?[sourcecode language="CPP"]#includeiostreamusing namespace std;class Point {public: Point() { cout Normal Co ...read more

C++ | Constructors | Question 4

Last Updated: 28 June 2021

[sourcecode language="C"]#includeiostreamusing namespace std;class Point {public: Point() { cout Constructor called; }};int main(){ Po ...read more

C++ | Constructors | Question 3

Last Updated: 02 December 2021

Output of following program?[tabby title="C++"][sourcecode language="cpp"]#include using namespace std;class Point { Point() ...read more

C++-Constructors

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C++ | Constructors | Question 2

Last Updated: 28 June 2021

When a copy constructor may be called?(A) When an object of the class is returned by value.(B) When an object of the class is passed (to a f ...read more

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