{ return $this->itemNo; } The function getItemType() returns
{ return $this->itemNo; } The function getItemType() returns the value of member variable itemType: function getItemType() { return $this->itemType; } The function getPrice() returns the value of member variable price: function getPrice() { return $this->price; } } ?> The Book_Item Class The script BookItem.php contains the class definition of Book_Item class: Item($itemNo, $itemType, $price); Set the value of member variables $title and $author: $this->title = $title; $this->author = $author; } The function getTitle() returns the value of member variable title: Page 562
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