save(); return $instance; } /** * Find a model by its primary key * * @param mixed $id * @param array $columns * @return Builder|Builder[]|Collection|static|null */ public static function find($id, $columns = ['*']) { return static::query()->find($id, $columns); } /** * Find a model by its attributes or create a new one * * @param mixed $id * @param array $columns * @return static|Model */ public static function findOrNew($id, $columns = ['*']) { return static::query()->findOrNew($id, $columns); } }