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The SplSubject interface

(PHP 5 >= 5.1.0, PHP 7, PHP 8)

Вступ

The SplSubject interface is used alongside SplObserver to implement the Observer Design Pattern.

Короткий огляд iнтерфейcу

interface SplSubject {
/* Методи */
public attach(SplObserver $observer): void
public detach(SplObserver $observer): void
public notify(): void
}

Зміст