можно так
<?
$arIBlockID = array(1,2,3,4);
$arSelect = array();
if (CModule::IncludeModule("iblock"))
{
$rsElements = CIBlockElement::GetList (..., $arSelect);
while ($arElement = $rsElements ->GetNext())
{
$arElement['PREVIEW_PICTURE'] = CFile::GetFileArray($arElement['PREVIEW_PICTURE']);
$arResult['ITEMS'][] = $arElement;
}
}
foreach ($arResult['ITEMS'] as $arItem)
{
echo '<img src="'.$arItem['PREVIEW_PICTURE']['SRC'].'">'.'<br>';
echo '<br>';
}
?>
<?
$arIBlockID = array(1,2,3,4);
$arSelect = array();
if (CModule::IncludeModule("iblock"))
{
$rsElements = CIBlockElement::GetList (..., $arSelect);
while ($arElement = $rsElements ->GetNext())
{
$arElement['PREVIEW_PICTURE'] = CFile::GetFileArray($arElement['PREVIEW_PICTURE']);
$arResult['ITEMS'][] = $arElement;
}
}
foreach ($arResult['ITEMS'] as $arItem)
{
echo '<img src="'.$arItem['PREVIEW_PICTURE']['SRC'].'">'.'<br>';
echo '<br>';
}
?>