Clone A Class

 
    <?phpclass Account {
    public $balance;
    function __construct( $balance ) {
        $this->balance = $balance;
    }
}class Person {
    private $name;
    private $age;
    private $id;
    public $account;    function __construct( $name, $age, Account $account ) {
        $this->name = $name;
        $this->age  = $age;
        $this->account = $account;
    }    function setId( $id ) {
        $this->id = $id;
    }
 
    function __clone() {
        $this->id   = 0;
    }
}$person = new Person("Joe", 35, new Account( 2000 ) );
$person->setId( 111 );
$person2 = clone $person;$person->account->balance += 110;
print $person2->account->balance;
?>

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