ReflectionClass::isCloneable()
(PHP 5 >= 5.4.0, PHP 7)
返回了一个类是否可复制
说明
public ReflectionClass::isCloneable(void): bool
返回了这个类是否可复制。
参数
此函数没有参数。
返回值
如果这个类可以复制返回TRUE
,否则返回FALSE
。
范例
Example #1ReflectionClass::isCloneable()的基本用法
<?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()); ?>
以上例程会输出:
bool(false) bool(true)
I wonder how this method decides of is it clonable or not. There is no explanation.
This does not work for many of core-classes, just like most other reflection methods.