ReflectionClass::isSubclassOf

(PHP 5, PHP 7)

ReflectionClass::isSubclassOfChecks if a subclass

Description

public ReflectionClass::isSubclassOf ( mixed $class ) : bool

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

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User Contributed Notes 1 note

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3
dhairya lakhera
3 years ago
class A {}
class B {}
class C extends B {}

$obj=new ReflectionClass('C');

var_dump($obj->isSubclassOf ('A')); //boolean false
var_dump($obj->isSubclassOf ('B')); //boolean true
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