<?php
class Observer
{
private $_invoker;
public function invoke($invoker)
{
$this->_invoker = $invoker;
echo "Observer: I see you!<br />";
}
}
class TestObject
{
private $observers = [];
public function doo()
{
echo "TestObject: I do doo!<br />";
Mage::dispatchEvent('event_name');
}
}
$to1 = new TestObject();
$to1->doo();
$observer = new Observer();
$to1->bind($observer);
echo "Object under observation<br />";
$to1->doo();
$to1->detach($observer);
echo "Observation cancelled<br />";
$to1->doo();
