WeakReference::get
(PHP 7 >= 7.4.0, PHP 8)
WeakReference::get — Get a weakly referenced Object
说明
public WeakReference::get
(
) : object|null
Gets a weakly referenced object.
If the object has already been destroyed, null is returned.
参数
此函数没有参数。
返回值
Returns the referenced object, or null if the object has been destroyed.