Constructor and destructor in c++

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Yogi’s Guide to C++ Yogi’s Guide to C++ Constructors & Destructors Yogendra Pal

Transcript of Constructor and destructor in c++

Page 1: Constructor and destructor in c++

Yogi’s Guide to

C++Yogi’s Guide

toC++

Constructors &Destructors

Yogendra Pal

Page 2: Constructor and destructor in c++

www.learnbywatch.com | [email protected]

At the end of this tutorial you will be able to • Explain the need of constructor and destructor.

• Explain when constructors and destructors are called.

• Identify the constructor and destructor from a given c++ program.

• Write a constructor and destructor of a given class.

Page 3: Constructor and destructor in c++

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toC++ Problem with Time class

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What is a constructor?• A constructor is a special function of a class.

• It has the same name of the class.

• Constructor function can not return a value.

• Automatically called when an object is created.

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What is a destructor?• A destructor is a special function of a class.

• It has the same name of the class with ~ sign.

• Destructor function can not return a value.

• Automatically called when an object is destroyed.

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Yogendra Pal

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Constructor and Destructor

Constructor and Destructor

Chapter 11 Inheritance and Polymorphism §11.1 Concept of Inheritance §11.2 Accessibility in Inheritance §11.3 Constructor/Destructor in Inheritance §11.4.

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