PHP supports Single inheritance . Single inheritance is a concept in PHP in which one class can be inherited by a single class only. We need to have two classes in between this process. One is the base class (parent class), and the other a child class itself.

PHP supports Single inheritance . Single inheritance is a concept in PHP in which one class can be inherited by a single class only. We need to have two classes in between this process. One is the base class (parent class), and the other a child class itself.