What is inheritance in php?

• Inheritance is properties of PHP.
• Accessing the feature of one class of another class.
• Three types that is single, multiple and multilevel inheritance.
• It is the four pillars of oops.
• It allows a class to reuse the code from another class without duplicating it.
• Two classes one is base/main another one is derived class.
• Base class only use its own function but in Derived class it use both function base or derived class.

How to use inheritance in php?

class school {
}
class students extends school {
}
$sch =new school (); // only use class school 
$stu = new students (); // use both class school students (properties and methods)

Example of main/base class use :-

Example of inheritance: