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