php 对象clone

<?php

class Hero{
public $title;
public $color;

public function __clone(){
//echo '克隆ing';
$this->color='浅绿色';
}
}

$h1=new Hero();
$h1->title='剑圣';
$h1->color='绿色';

//分身技能
//$h2=clone($h1);
$h2=clone $h1;
//$h2->color='浅绿色';
var_dump($h1,$h2);

?>