Example #1
0
<?php

//权限控制的bug
class Human
{
    private $money = 1000;
    public function getMoney($people)
    {
        return $people->money;
    }
    public function setMoney($people)
    {
        $people->money -= 500;
    }
}
$jason = new Human();
$lisi = new Human();
echo $lisi->getMoney($jason) . "<br/>";
$lisi->setMoney($jason);
echo $lisi->getMoney($jason);