ReflectionClass
PHP Manual

ReflectionClass::isSubclassOf

Checks if a subclass

Description

public bool ReflectionClass::isSubclassOf(ReflectionClassstring $class)

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

Parameters

class

Either the name of the class as string or a ReflectionClass object of the class to check against.

Return Values

Returns true on success or false on failure.

See Also

  • ReflectionClass::isInterface
  • ReflectionClass::implementsInterface
  • is_subclass_of
  • get_parent_class