Inheritance :- When a class derives from another class. The child class will inherit all the public and protected properties and methods from the parent. An inherited class is defined by using the extends keyword.
There are three type of Inheritance:
- Single inheritance –
Single inheritance supports php. In a single class can be derived by one class unique. We require to have two classes in between this method. One is the parent class and the other a child class itself.
2. Multilevel inheritance
In this type of inheritance, there will be more than 2 classes involved. In Multilevel inheritance Parent class will be inherited by a child and then further child class will be inherited by another child class.
3. Hierarchical inheritance
When more than one class inherit to a single class. This type of inheritance known as Hierarchical Inheritance
SINGLE INHERITANCE
Ex:-
https://gist.github.com/AvinashKumar33/745e6e3769016a43ac7072b64dd388c0Output:-
Multilevel inheritance
Ex:-
https://gist.github.com/AvinashKumar33/fdabd7b9d34f2d367c48d3fbb2ea72c8Output:-
Hierarchical inheritance
Ex:-
https://gist.github.com/AvinashKumar33/fd56b51f174a149e18067a62f9318b52Output:-
