php实例-对象与类

<?php class person{
		public $name;
		public $gender;
		public function say(){
			echo $this->name,"\tis",$this->gender,"\r\n" ;
		}
	}
	
	class family{
		public $people;
		public $location;
		public function __construct($p,$loc){               //显示声明一个构造方法且带参数
			$this->people = $p;
			$this->location = $loc;
		}
	}
	
	
	$student = new person();
	$student -> name = 'Tom';
	$student -> gender = 'male';
	$student -> say();
	$tom = new family($student,'peking');
	echo serialize($student);
	$student_arr = array('name'=>'Tom','gender'=>'male');
	echo "\n";
	echo serialize($student_arr);
	print_r($tom);
	echo "\n";
	echo serialize($tom);
?>