book class : Class Definition « Class « PHP

book class

    class book
        private $title;
        private $isbn;
        private $copies;

        public function __construct($isbn)

        public function setIsbn($isbn)
            $this->isbn = $isbn;

        public function getTitle() {
            $this->title = "Python";
            print "Title: ".$this->title."<br />";

        public function getNumberCopies() {
            $this->copies = "5";
            print "Number copies available: ".$this->copies."<br />";

    $book = new book("11111111X");

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