echo "<hr>";
$chocolate->expiry_date = '01-10-15';
echo $chocolate->expiry_date;
echo "<br>";
$chocolate->scrap();
echo "<hr>";
/*
* class Hardware
* First Object
* $prod_model, $prod_date_production, $prod_quantity, $prod_price, $product_expenses
*/
$shoes = new Hardware('shoes', '2014-01', 1500, 100, 55);
echo "<p><strong>Initial info</strong></p>";
$shoes->ShowInfo();
echo "<p><strong>Discount</strong></p>";
$shoes->actualPrice();
//$sold, $delivered, $broken
$shoes_sold = 1000;
$shoes_delivered = 500;
$shoes_broken = 10;
$shoes->InStock($shoes_sold, $shoes_delivered, $shoes_broken);
echo "<br>";
$shoes->profit($shoes_sold, $shoes_broken);
echo "<hr>";
$shoes->model = 'female shoes';
echo $shoes->model;
echo "<hr>";
/*
* class Hardware
* Second Object
* $prod_model, $prod_date_production, $prod_quantity, $prod_price, $product_expenses
