1 <?php
 2 class Person{ //定义了一个Person类
 3     public $name; //定义属性name
 4     public $age; //定义属性age
 5     function  __construct($name,$age){
 6         $this->name =  $name;
 7         $this->age = $age;
 8     }
 9 
10     function say( ){  //定义方法say( )
11         echo "my name is ".$this->name."<br>";
12     }
13 }
14 
15 $zhangsan=new Person(); //生成对象zhangsan
16 $zhangsan->name="zhangsan"; //给对象中的name赋值
17 $zhangsan->age=26; //给对象中的age赋值
18 $zhangsan->say(); //调用方法say()
19 echo "age is ".$zhangsan->age; //输出age值
20 
21 ?>