ReflectionClass::isCloneable

(PHP 5 >= 5.4.0, PHP 7, PHP 8)

ReflectionClass::isCloneable — Returns whether this class is cloneable

Description

public ReflectionClass::isCloneable(): bool

Returns whether this class is cloneable.

Parameters

This function has no parameters.

Return Values

Returns true if the class is cloneable, false otherwise.

Examples

Example #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());
?>

The above example will output:

bool(false)
bool(true)

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User Contributed Notes 4 notes

down

info at ensostudio dot ru ¶

2 years ago

similar function:
<?php
function isCloneable(object $obj): bool
{
       return !method_exists($obj, '__clone') || is_callable([$obj, '__clone']);
}
?>

down

info at ensostudio dot ru ¶

2 years ago

this method checks is `__clone()` method was declared as private

down

xxxargonxxx at gmail dot com ¶

5 years ago

I wonder how this method decides of is it clonable or not. There is no explanation.

down

-4

php at abiusx dot com ¶

8 years ago

This does not work for many of core-classes, just like most other reflection methods.

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