直接上代码。
<?php
abstract class sale{
public $price = 0;
public final function setprice(){
$this->price += $this->Tax();
$this->price -= $this->sale();
}
//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。
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