<?php
interface EntityInterface {
}
class EntityDecorator implements EntityInterface {
public $subject;
public function __construct(EntityInterface $subject) {
$this->subject = $subject instanceof static ? $subject->getEntity() : $subject;
}
public function getEntity() {
return $this->subject;
}
}
class Entity implements EntityInterface {}
class DecoratorA extends EntityDecorator {}
class DecoratorB extends EntityDecorator {}
$entity = new Entity();
var_dump($entity);
$a = new DecoratorA($entity);
var_dump($a);
$b = new DecoratorB($a);
var_dump($b);
$b2 = new DecoratorB($b);
var_dump($b2);
$a2 = new DecoratorA($b2);
var_dump($a2);
- Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
- object(Entity)#1 (0) {
}
object(DecoratorA)#2 (1) {
["subject"]=>
object(Entity)#1 (0) {
}
}
object(DecoratorB)#3 (1) {
["subject"]=>
object(DecoratorA)#2 (1) {
["subject"]=>
object(Entity)#1 (0) {
}
}
}
object(DecoratorB)#4 (1) {
["subject"]=>
object(DecoratorA)#2 (1) {
["subject"]=>
object(Entity)#1 (0) {
}
}
}
object(DecoratorA)#5 (1) {
["subject"]=>
object(DecoratorB)#4 (1) {
["subject"]=>
object(DecoratorA)#2 (1) {
["subject"]=>
object(Entity)#1 (0) {
}
}
}
}
- Output for 8.3.5
- Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0
object(Entity)#1 (0) {
}
object(DecoratorA)#2 (1) {
["subject"]=>
object(Entity)#1 (0) {
}
}
object(DecoratorB)#3 (1) {
["subject"]=>
object(DecoratorA)#2 (1) {
["subject"]=>
object(Entity)#1 (0) {
}
}
}
object(DecoratorB)#4 (1) {
["subject"]=>
object(DecoratorA)#2 (1) {
["subject"]=>
object(Entity)#1 (0) {
}
}
}
object(DecoratorA)#5 (1) {
["subject"]=>
object(DecoratorB)#4 (1) {
["subject"]=>
object(DecoratorA)#2 (1) {
["subject"]=>
object(Entity)#1 (0) {
}
}
}
}
preferences:
207.65 ms | 403 KiB | 291 Q