class_implements

class_implements

Return the interfaces which are implemented by the given class or interface

 **class_implements**  $object_or_class bool $autoload

This function returns an array with the names of the interfaces that the given and its parents implement. object_or_class

object_or_classAn object (class instance) or a string (class or interface name).

autoload Whether to if not already loaded. autoload

An array on success, or false when the given class doesn't exist.

Voorbeeld: example

<?php

interface foo { }
class bar implements foo {}

print_r(class_implements(new bar));

// you may also specify the parameter as a string
print_r(class_implements('bar'));

spl_autoload_register();

// use autoloading to load the 'not_loaded' class
print_r(class_implements('not_loaded', true));

?>

Array
(
    [foo] => foo
)
Array
(
    [foo] => foo
)
Array
(
    [interface_of_not_loaded] => interface_of_not_loaded
)

Opmerking: > To check that an object implements an interface, instanceof or the function should be used instead. is_a

class_parents``get_declared_interfaces``is_a