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12 - Exercise solution

Back End DevelopmentLesson⏱ 7m11

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Chapters

29 lessons

The pillars of OOP in PHP

01 - Creating our first class

02 - Handling the constructor

03 - Classes, the first pillar of OOP

04 - Encapsulation, the second pillar of OOP

05 - Setting up getters and setters

06 - The purpose of getters and setters

07 - Exercise instructions

08 - Exercise solution

09 - Access modifiers

10 - Static members and class constants

11 - Introduction to the exercise

12 - Exercise solution

13 - Inheritance, a pillar of OOP in PHP

14 - Calling the parent constructor

15 - Defining properties and methods in child classes

16 - The direction of inheritance

17 - Polymorphism in PHP and overriding

18 - Calling a parent class method

19 - Polymorphism in PHP and overloading

20 - Abstraction in PHP

21 - Conclusion on abstraction

22 - Finalization in OO PHP

23 - Conclusion on finalization

24 - Traits in PHP

25 - Class coupling in OO PHP

26 - Interfaces

27 - The problem without interfaces

28 - The solution with an interface