PHP Army::createIterator примеры использования

Пример #1

Файл: iterator.php Проект: chzhonge/DesignPatternPHP

<?php

include_once '../../class/pattern/iterator.php';
$archer = new Archer();
$main_army = new Army();
$main_army->addUnit($archer);
$main_army->addUnit(new Archer());
$main_army->addUnit(new LaserCannonUnit());
$sub_army = new Army();
$sub_army->addUnit(new Archer());
$sub_army->addUnit(new Cavalry());
$sub_army->addUnit(new Cavalry());
$main_army->addUnit($sub_army);
$compositeIterator = $main_army->createIterator();
//$unit = $compositeIterator->current();
//echo $unit->getName();
$unit = $compositeIterator->next();
echo $unit->getName();
$unit = $compositeIterator->next();
echo $unit->getName();
$unit = $compositeIterator->next();
echo $unit->getName();
$unit = $compositeIterator->next();
echo $unit->getName();
$compositeIterator->next();
$compositeIterator->next();
echo "<br>";
$subCompositeIterator = $unit->createIterator();
$unit = $subCompositeIterator->next();
echo $unit->getName();
$unit = $subCompositeIterator->next();