ReflectionClass::isSubclassOf

(PHP 5, PHP 7)

ReflectionClass::isSubclassOf — Checks if a subclass

public bool ReflectionClass::isSubclassOf ( string $class )

Checks if the class is a subclass of a specified class or implements a specified interface.

Întoarce valoarea TRUE în cazul succesului sau FALSE în cazul eșecului.

ReflectionClass::isInterface() - Checks if the class is an interface
ReflectionClass::implementsInterface() - Implements interface
is_subclass_of() - Checks if the object has this class as one of its parents or implements it.
get_parent_class() - Retrieves the parent class name for object or class