What is pure virtual function? tccicomputercoaching.com

A virtual function whose declaration ends with = 0 is called a pure virtual function. For example,

class Weapon
{
public:
virtual void features() = 0;
};

A class containing pure virtual function is known as abstract class . This concept is applicable in Inheritance only.

Pure virtual function is declared in parent class and can't create object of parent class. Pure virtual function is redefined in child class.

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