use elementTable trait with indexArray

index

use Aero\Main\Traits\Elements;

class Main{

  use Elements;

    private function getDiamondsCodes(){
        $arIbData = self::getElements(\Bitrix\Iblock\ElementTable::class,
            [
                'select' => ['ID', 'IBLOCK_ID', 'CODE', 'NAME'],
                'filter' => ["ACTIVE" => "Y",],
                'indexArray' => "ID"
            ]);
    }
}