public $numPages;
function __construct($title, $firstName, $mainName, $price, $numPages)
{
parent::__construct($title, $firstName, $mainName, $price);
$this->numPages = $numPages;
}
function getPrice()
{
return $this->price;
}
function getNumberOfPages()
{
return $this->numPages;
}
function getSummaryLine()
{
$base = parent::getSummaryLine();
$base .= ": page count - {$this->numPages}";
return $base;
}
}
$product1 = new CdProduct("cd1", "bob", "bobbleson", 4, 50);
$product1->setDiscount(3);
print $product1->getSummaryLine();
print "\n";
print "price: {$product1->getPrice()}\n";
$product2 = new BookProduct("book1", "harry", "harrelson", 4, 30);
$product2->setDiscount(3);
print $product2->getSummaryLine();
print "\n";
print "price: {$product2->getPrice()}\n";
{
return $this->playLength;
}
function getSummaryLine()
{
$base = "{$this->title} ( {$this->producerMainName}, ";
$base .= "{$this->producerFirstName} )";
$base .= ": playing time - {$this->playLength}";
return $base;
}
}
class BookProduct extends ShopProduct
{
function getNumberOfPages()
{
return $this->numPages;
}
function getSummaryLine()
{
$base = "{$this->title} ( {$this->producerMainName}, ";
$base .= "{$this->producerFirstName} )";
$base .= ": page count - {$this->numPages}";
return $base;
}
}
$product1 = new CdProduct("cd1", "bob", "bobbleson", 4, null, 50);
print $product1->getSummaryLine();
print "\n";
$product2 = new BookProduct("book1", "harry", "harrelson", 4, 30);
print $product2->getSummaryLine();
print "\n";
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>Test Page for ShopProduct Class</title>
</head>
<body>
<h3>Test Page for ShopProduct Class</h3>
<?php
spl_autoload_register(function ($class) {
require $class . '.php';
});
// Instantiate some objects
$cd1 = new CdProduct('The Boss', 'Diana', 'Diana Ross', 9.99, '60 minutes');
$book1 = new BookProduct('Black Genius', 'Dick', 'Dick Russell', 15.99, 375);
echo '<p><b>Summary Line</b></p>';
echo $cd1->getSummaryLine() . '<br>';
echo $book1->getSummaryLine() . '<br>';
echo '<p><b>Summary Line (ShopProductWriter)</b></p>';
$writer = new TextProductWriter();
$writer->addProduct($cd1);
$writer->addProduct($book1);
echo nl2br($writer->write());
?>
</body>
</html>
public function getSummaryLine()
{
$base = parent::getSummaryLine();
$base .= ": playing time - {$this->playLength}";
return $base;
}
}
class BookProduct extends ShopProduct
{
public $numPages;
public function __construct($title, $firstName, $mainName, $price, $numPages)
{
parent::__construct($title, $firstName, $mainName, $price);
$this->numPages = $numPages;
}
public function getNumberOfPages()
{
return $this->numPages;
}
public function getSummaryLine()
{
$base = parent::getSummaryLine();
$base .= ": page count - {$this->numPages}";
return $base;
}
}
$product1 = new CdProduct("Exile on Coldharbour Lane", "The", "Alabama 3", 10.99, null, 60.33);
print "artist: {$product1->getProducer()}\n";
echo "<hr>";
$product2 = new BookProduct("My Antonia", "Willa", "Cather", 5.75, null, 20.23);
print "artist: {$product2->getProducer()}\n";
{
$base = parent::getSummaryLine();
$base .= ": playing time - {$this->playLength}";
echo $base;
return $base;
}
}
class BookProduct extends ShopProduct
{
public $numPages;
function __construct($title, $firstName, $mainName, $price, $numPages)
{
parent::__construct($title, $firstName, $mainName, $price);
$this->numPages = $numPages;
}
function getNumberOfPages()
{
return $this->numPages;
}
function getSummaryLine()
{
$base = parent::getSummaryLine();
$base .= ": page count - {$this->numPages}";
echo $base . "<br>";
return $base;
}
}
$book = new BookProduct("Master and Margaruta", "Mihail", "Bulgakov", "45\$", "456");
$shakira = new CdProduct("My Mister", "NoName", "Shakira", "25\$", "56:01");
$book->getSummaryLine();
$shakira->getSummaryLine();
