直接上代码。
<?phpabstract class sale{ public $price = 0; public final function setprice(){ $this->price += $this->Tax(); $this->price -= $this->sale(); /本文来源gao@!dai!ma.com搞$$代^@码5网@搞代gaodaima码 } //税务 protected function Tax(){ return 0; } //租金 protected abstract function sale(); }class Book extends sale{ public $name; public $author; function __construct($name, $author, $price){ $this->name = $name; $this->author = $author; $this->price = $price; } function sale(){ return $this->price*0.1; }}$book = new Book('《夜航西飞》', "马卡姆 柏瑞尔",100);$book->setprice();echo $book->price;
以上就介绍了17php模版模式,包括了方面的内容,希望对PHP教程有兴趣的朋友有所帮助。