CascadiaPHP 2024

The ReflectionObject class

(PHP 5, PHP 7, PHP 8)

Einführung

The ReflectionObject class reports information about an object.

Klassenbeschreibung

class ReflectionObject extends ReflectionClass {
/* Geerbte Konstanten */
/* Geerbte Eigenschaften */
public string $name;
/* Methoden */
public __construct(object $object)
/* Geerbte Methoden */
public static ReflectionClass::export(mixed $argument, bool $return = false): string
public ReflectionClass::getAttributes(?string $name = null, int $flags = 0): array
}

Changelog

Version Beschreibung
8.0.0 ReflectionObject::export() was removed.

Inhaltsverzeichnis

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User Contributed Notes 3 notes

up
6
marcel dot nolte at noltecomputer dot de
14 years ago
To simply enlist all methods and properties of an object simply write:

<?php ReflectionObject::export($yourObject); ?>

,which will cause an var_export-like output.
up
3
ccb_bc at hotmail dot com
5 years ago
<?php
class FullReflectionObject {

/**
* @var obj => $ReflectionObject = propriedade que representa o objeto $ReflectionObject
* @var obj => $ReflectionProperty = propriedade que representa o objeto $ReflectionProperty
* @var obj => $ReflectionMethod = propriedade que representa o objeto $ReflectionMethod
* @var obj => $ReflectionParameter = propriedade que representa o objeto $ReflectionParameter
* @var bol => $reflect_object = true se o método object() for invocado
* @var bol => $reflect_property = true se o método property() for invocado
* @var bol => $reflect_method = true se o método method() for invocado
* @var bol => $reflect_parameter = true se o método parameter() for invocado
*/

private $ReflectionObject;
private
$ReflectionProperty;
private
$ReflectionMethod;
private
$ReflectionParameter;
private
$reflect_object = false;
private
$reflect_property = false;
private
$reflect_method = false;
private
$reflect_parameter = false;

/**
* @param obj => $object = objeto a ser refletido
*/
public function object(object $object) : object {
$this->reflect_object = true;
$this->ReflectionObject = new \ReflectionObject($object);
return
$this;
}

/**
* @param str => $class_name = nome da classe o qual a properiedade ser refletida pertence
* @param str => $property = nome da properiedade a ser refletida
*/
public function property(string $class_name, string $property) : object {
$this->reflect_property = true;
$this->ReflectionProperty = new \ReflectionProperty($class_name, $property);
return
$this;
}

/**
* @param str => $class_name = nome da classe o qual o método ser refletido pertence
* @param str => $method = nome do método a ser refletido
*/
public function method(string $class_name, string $method) : object {
$this->reflect_method = true;
$this->ReflectionMethod = new \ReflectionMethod($class_name, $method);
return
$this;
}

/**
* @param str => $class_name = nome da classe o qual o parametro a ser refletido pertence
* @param str => $method = nome do método o qual o parametro a ser refletido pertence
* @param str => $parameter = nome do parametro a ser refletido
*/
public function parameter(string $class_name, string $method, string $parameter) : object {
$this->reflect_parameter = true;
$this->ReflectionParameter = new \ReflectionParameter(array($class_name, $method), $parameter);
return
$this;
}

public function
__call($methodName, $args){
if(
$this->reflect_object){
return
call_user_func_array(array($this->ReflectionObject, $methodName), $args);
}
if(
$this->reflect_property){
return
call_user_func_array(array($this->ReflectionProperty, $methodName), $args);
}
if(
$this->reflect_method){
return
call_user_func_array(array($this->ReflectionMethod, $methodName), $args);
}
if(
$this->reflect_parameter){
return
call_user_func_array(array($this->ReflectionParameter, $methodName), $args);
}
}
}

// Digamos que você tenha no seu projeto a classe Client do pacote Guzzle
$FullReflectionObject = new FullReflectionObject;
var_dump($FullReflectionObject->object(new GuzzleHttp\Client)->getMethods());
var_dump($FullReflectionObject->property('GuzzleHttp\Client', 'config')->isPrivate());
var_dump($FullReflectionObject->method('GuzzleHttp\Client', 'buildUri')->isPrivate());
var_dump($FullReflectionObject->parameter('GuzzleHttp\Client', 'send', 'options')->getDefaultValue());
up
-20
kuldipem at gmail dot com
9 years ago
class a {
const abc = 1;
public function __get($key){
$r = new ReflectionObject($this);
if($r->hasConstant($key)){ return $r->getConstant($key); }
}
}
class b {
public function getA(){
return new a();
}
}
$b = new b();
var_dump($b->getA()::abc);
var_dump($b->getA()::def);
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