similar function:
<?php
function isCloneable(object $obj): bool
{
return !method_exists($obj, '__clone') || is_callable([$obj, '__clone']);
}
?>
ReflectionClass::isCloneable
(PHP 5 >= 5.4.0, PHP 7, PHP 8)
ReflectionClass::isCloneable — Returns whether this class is cloneable
Parameter-Liste
Diese Funktion besitzt keine Parameter.
Rückgabewerte
Returns true if the class is cloneable, false otherwise.
Beispiele
Beispiel #1 Basic usage of ReflectionClass::isCloneable()
<?php
class NotCloneable {
public $var1;
private function __clone() {
}
}
class Cloneable {
public $var1;
}
$notCloneable = new ReflectionClass('NotCloneable');
$cloneable = new ReflectionClass('Cloneable');
var_dump($notCloneable->isCloneable());
var_dump($cloneable->isCloneable());
?>Das oben gezeigte Beispiel erzeugt folgende Ausgabe:
bool(false) bool(true)
add a note
User Contributed Notes 4 notes
info at ensostudio dot ru ¶
2 years ago
info at ensostudio dot ru ¶
2 years ago
this method checks is `__clone()` method was declared as private
xxxargonxxx at gmail dot com ¶
5 years ago
I wonder how this method decides of is it clonable or not. There is no explanation.
php at abiusx dot com ¶
8 years ago
This does not work for many of core-classes, just like most other reflection methods.
