Added null return option
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				| @ -705,7 +705,7 @@ class Pools extends Extension | |||||||
|      * |      * | ||||||
|      * #return int[] Array returning two elements (prev, next) in 1 dimension. Each returns ImageID or NULL if none.
 |      * #return int[] Array returning two elements (prev, next) in 1 dimension. Each returns ImageID or NULL if none.
 | ||||||
|      */ |      */ | ||||||
|     private function get_nav_posts(Pool $pool, int $imageID): array |     private function get_nav_posts(Pool $pool, int $imageID): ?array | ||||||
|     { |     { | ||||||
|         global $database; |         global $database; | ||||||
| 
 | 
 | ||||||
|  | |||||||
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