/**
* Created by PhpStorm.
* User: ET
* Date: 6/26/2015
* Time: 5:34 PM
*/
include 'Dog.php';
include 'Cat.php';
echo Pet::getCount() . "<-Total Pet object<br>";
// 0
$dog = new Dog('Satchel');
echo Pet::getCount() . "<-Total Pet object<br>";
// 1
$cat = new Cat('Bucky');
echo Pet::getCount() . "<-Total Pet object<br>";
// 2
$dog->eat();
$cat->eat();
$dog->sleep();
$cat->sleep();
$dog->play();
$cat->play();
echo "Unset dog object<br>";
unset($dog);
echo Pet::getCount() . " Pet instance left<br>";
// 1
echo "Unset cat instance<br>";
unset($cat);
echo Pet::getCount() . " Pet instance left<br>";
// 0
//unset($dog, $cat);
