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Решается циклом.

$zz=0;
$cc=0;

$zz=0;
$cc=0;

//функция сортировки
function FCmp()
{ 
//global $zz;
$GLOBALS["zz"]++;
//$zz++;
}
FCmp();
echo $zz;


// Comparison function
function cmp($a, $b) {
global $cc;
$cc++;
    if ($a == $b) {
     return 0;
    }
    return ($a < $b) ? -1 : 1;
}

// Array to be sorted
$array = array('a' => 4, 'b' => 8, 'c' => -1, 'd' => -9, 'e' => 2, 'f' => 5, 'g' => 3, 'h' => -4);

// Sort and print the resulting array
uasort($array, 'cmp');
echo "\\".$cc;

$rsElements2->InitFromArray($arResult["ITEMS"]);
$rsElements2->SetUrlTemplates($arParams["DETAIL_URL"]);
$rsElements2->SetSectionContext($arResult3);
    $arResult["NAV_STRING"] = $rsElements2->GetPageNavStringEx($navComponentObject, $arParams["PAGER_TITLE"], $arParams["PAGER_TEMPLATE"], $arParams["PAGER_SHOW_ALWAYS"]);
    $arResult["NAV_CACHED_DATA"] = $navComponentObject->GetTemplateCachedData();
    $arResult["NAV_RESULT"] = $rsElements2;