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Dokumen ini menggunakan Manual laman web PHP Cina Lepaskan
(PHP 5 >= 5.1.0)
SplObserver::update — Receive update from subject
$subject
)This method is called when any SplSubject to which the observer is attached calls SplSubject::notify() .
本函数还未编写文档,仅有参数列表。
subject
The SplSubject notifying the observer of an update.
没有返回值。