Exemplos de Subject::removeObserver em PHP

Exemplo n.º 1

Arquivo: test.php Projeto: roroxide/designpattern

<?php

include __DIR__ . '/observers/observer1.php';
include __DIR__ . '/observers/observer2.php';
include __DIR__ . '/observers/observer3.php';
include __DIR__ . '/observant/subject.php';
$o1 = new Observer1();
$o2 = new Observer2();
$o3 = new Observer3();
$o4 = new Observer1();
$s = new Subject();
$s->addObserver($o1);
$s->addObserver($o2);
$s->refreshData(1, 2, 3);
$s->removeObserver($o2);
$s->addObserver($o3);
$s->addObserver($o4);
$s->refreshData(4, 5, 6);