if (empty($_GET["length"] && $_GET["width"] && $_GET["height"] && $_GET["weight"])) {
echo "Your pizza is imaginary. Please enter real dimensions and/or weight";
exit;
}
?>
<!DOCTYPE html>
<html>
<head>
<title>Your Car Dealership's Homepage</title>
</head>
<body>
<h1>Here is the cost of shipping your pizza</h1>
<ul>
<?php
$length = $pizza1->getLength();
$width = $pizza1->getWidth();
$height = $pizza1->getHeight();
$weight = $pizza1->getWeight();
$volume = $pizza1->volume();
$cost = $pizza1->costToShip();
echo "<h3>Your Dimensions are</h3>";
echo "<ul>";
echo "<li>{$length}</li>";
echo "<li>{$width}</li>";
echo "<li>{$height}</li>";
echo "<li>{$weight}</li>";
echo "<h3>Your Pizza Box Volume is:</h3>";
echo "<li>{$volume}</li>";
echo "<h3>Your total cost is:</h3>";
echo "<li>{$cost}</li>";
