1 | <?php |
||
5 | abstract class AbstractNode |
||
6 | { |
||
7 | /** |
||
8 | * @var string |
||
9 | */ |
||
10 | const classname = __CLASS__; |
||
11 | |||
12 | /** |
||
13 | * @var AbstractParentNode |
||
14 | */ |
||
15 | protected $parent; |
||
16 | |||
17 | /** |
||
18 | * @var boolean |
||
19 | */ |
||
20 | protected $allowNull; |
||
21 | |||
22 | /** |
||
23 | * @return boolean |
||
24 | */ |
||
25 | public function allowNull() |
||
29 | |||
30 | /** |
||
31 | * @return \stdClass|array|string|float|integer|boolean|null |
||
32 | */ |
||
33 | abstract public function serialize(); |
||
34 | } |
||
35 |