}
}
class ob
{
private $list = [];
private $msg = '';
public function add(informant $in)
{
$this->list[] = $in;
}
public function setMessage($a)
{
$this->msg = $a;
}
public function action()
{
foreach ($this->list as $key => $item) {
$item->send($this->msg);
}
}
}
$informant1 = new informant1();
$informant2 = new informant2();
$informant3 = new informant3();
$ob = new ob();
$ob->add($informant1);
$ob->add($informant2);
$ob->add($informant3);
$ob->setMessage(__LINE__);
$ob->action();
