Скачать или смотреть Friend Functions | OOP C++ | Tutorial 10

Learn how to use Friend Functions. How to access private member variables from outside the class directly by making friend functions and friend classes.


By using const with reference variable basically you are restricting the function to change the value of arguments. Function could only access the values of arguments, it will not be allowed to change the data in memory.


In this playlist you will see following concepts:
Classes vs objects
Encapsulation Data Hiding
Access Specifiers and Access Operators
Use of Static in OOP
Association (Composition and Aggregation)
Inheritance
Single Inheritance
Hierarchical Inheritance
Multiple Inheritance
Multilevel Inheritance
Hybrid Inheritance (Diamond Problem)
Polymorphism
Virtual Method and Virtual Class
Abstract and Pure Abstract Class
Interfaces
Exception Handling
Template and Generic Classes

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Just keep in mind "I can do it", because if your mind get negative thoughts then you will not be able to do anything.

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