singleton.php
25 lines
| 1 | <?php |
| 2 | |
| 3 | namespace ShopEngine\Traits; |
| 4 | |
| 5 | /** |
| 6 | * Singleton trait |
| 7 | * get instance |
| 8 | * |
| 9 | * @since 1.0.0 |
| 10 | */ |
| 11 | trait Singleton { |
| 12 | |
| 13 | private static $instance; |
| 14 | |
| 15 | /** |
| 16 | * @return static |
| 17 | */ |
| 18 | public static function instance() { |
| 19 | if(!self::$instance) { |
| 20 | self::$instance = new self(); |
| 21 | } |
| 22 | |
| 23 | return self::$instance; |
| 24 | } |
| 25 | } |