1 | <?php |
||
9 | trait Enumerable |
||
10 | { |
||
11 | /** |
||
12 | * The "booting" method of the trait. |
||
13 | */ |
||
14 | public static function bootEnumerable() |
||
21 | |||
22 | /** |
||
23 | * Set an enumerable attribute value. |
||
24 | * |
||
25 | * @param string $key |
||
26 | * @param $value |
||
27 | * @param string $class |
||
28 | * |
||
29 | * @throws EnumException |
||
30 | * @throws InvalidEnumValueException |
||
31 | * |
||
32 | * @return $this |
||
33 | */ |
||
34 | public function setAttributeEnum(string $key, $value, string $class) |
||
51 | } |
||
52 |
In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: