<?phpinclude'flag.php';error_reporting(0);className{private $username ='nonono';private $password ='yesyes';publicfunction__construct($username,$password){$this->username = $username;$this->password = $password; }function__wakeup(){$this->username ='guest'; }function__destruct(){if ($this->password !=100) {echo"</br>NO!!!hacker!!!</br>";echo"You name is: ";echo$this->username;echo"</br>";echo"You password is: ";echo$this->password;echo"</br>";die(); }if ($this->username ==='admin') {global $flag;echo $flag; }else{echo"</br>hello my friend~~</br>sorry i can't give you the flag!";die(); } }}?>